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Papua New Guinea's forests under threat from corruption, illegal logging

(03/08/2006) Illegal logging is destroying large areas of rainforest in Papua New Guinea according to a report released last week by Forest Trends, a leading international forestry organization.

Photo of newly discovered blonde-haired lobster

(03/08/2006) Divers found a new species of crustacean living deep in hydrothermal vents of the South Pacific. The creature resembles a lobster covered with "silky, blond" fur say researchers who made the discovery.

Camisea pipeline leaks in rainforest of Peru

(03/08/2006) The Camisea gas pipeline in the Peruvian Amazon has leaked for the fifth time in 18 months according to Reuters. Two people were injured and a small fire was ignited by the spill of 750 cubic meters of gas.

Evidence of early maize cultivation and agricultural trade uncovered in Peru

(03/07/2006) Maize, better known as corn in some parts of the world, was cultivated by people living in the Peruvian Andes of South America about 1,000 years earlier than previously believed reported a team of researchers last week.

New extinction hotspots identified

(03/07/2006) Scientists have identified 20 potential extinction hotspots where hunting and human-caused habitat destruction are set to suffer significant declines in animal populations in coming years. In developing their map of future extinction hotspots, the researchers analyzed current and predicted IUCN Red List data on the extinction risk to almost 4,000 species of land mammals. Their roster includes areas not typically found on lists of the world's most imperiled habitats, including Greenland, the Patagonian coast of South America, and Siberian tundra.

Hydrogen fuel cars closer after major fuel advancement

(03/06/2006) Chemists at UCLA and the University of Michigan report an advance toward the goal of cars that run on hydrogen rather than gasoline. While the U.S. Department of Energy estimates that practical hydrogen fuel will require concentrations of at least 6.5 percent, the chemists have achieved concentrations of 7.5 percent.

Organic farming is eco-friendly finds study

(03/06/2006) A new study confirms the notion that organic farming is an environmentally friendly alternative to conventional agriculture.

Carbon fiber composites could boost future car fuel efficiency 30 percent

(03/06/2006) Highways of tomorrow might be filled with lighter, cleaner and more fuel-efficient automobiles made in part from recycled plastics, lignin from wood pulp and cellulose.

Next sunspot cycle stronger, may be more damaging to satellites and communication networks

(03/06/2006) The next sunspot cycle will be 30 to 50 percent stronger than the last one, and begin as much as a year late, according to a breakthrough forecast using a computer model of solar dynamics developed by scientists at the National Center for Atmospheric Research (NCAR) in Boulder, Colo.

Amazon to be logged sustainably says Brazil

(03/06/2006) Last week Brazilian president Luiz Inacio Lula da Silva announced a plan to allow sustainable logging across 3 percent of the Amazon rain forest. The law is aimed at undermining destructive illegal logging activities while generating revenue for forest management and protection, and income for rural Brazilians in the region who often must rely on subsistence agriculture or employment on ranches and plantations under sometimes slave-like conditions.

Congo Pygmies Losing Fight for Their Forests

(03/06/2006) Pygmy chief Mbomba Bokenu says he may soon let loggers cut his people's forests, and all he expects in return are soap and a few bags of salt.

Antarctica is melting, finds study

(03/05/2006) The Antarctic ice sheet continues to shrink according to a NASA study released last week.

World temperatures highest in 1200 years

(02/10/2006) World temperatures are higher than in any period over the last 1,200 years, according to a study published in the current issue of Science.

Volcanic eruption cut warming in 20th century

(02/09/2006) Ocean temperatures might have been warmer and sea levels would have risen higher in the 20th century had Krakatoa not erupted in 1883, said a team of scientists. According to the researchers, the release of ashes and aerosols into the upper atmosphere had a significant long-term impact on global climate.

Largest solar power plant in a generation to be built in Nevada

(02/09/2006) The groundbreaking for the largest solar thermal power plant to be built in 15 years takes place this weekend in Boulder City, Nevada. The 64MW Nevada Solar One power plant will generate enough power to meet the electricity needs of about 40,000 households and follows in the steps of the 354MW solar thermal power plants located in California's Mojave Desert. While California's solar plants have generated billions of kilowatt hours of electricity for the past two decades, the Nevada Solar One plant will use new technologies to capture even more energy from the sun

Polar bear may be listed as endangered species

(02/09/2006) The U.S. Fish and Wildlife Service today announced that it is considering a petition to list the polar bear (Ursus maritimus) as threatened under the Endangered Species Act. Scientists believe polar bear populations are increasingly in danger due to the effects of climate change, specifically receding ice and warming temperatures.

Medicinal value of chocolate explored by scientists

(02/09/2006) The cocoa plant (Theobroma cacao) holds tremendous potential to impact public health and improve the socioeconomic and ecological landscape of the countries where it's grown, according to leading world scientists who convened at the National Academies today to examine the latest scientific advances in cocoa research.

The Greening of Wal-Mart?

(02/08/2006) While Wal-Mart is a favorite target for a broad spectrum of activist groups, the world's largest retailer has taken a number of steps in recent months to improve the environmental sustainability of its operations.

Lake Victoria illegally drained for electricity in Uganda

(02/08/2006) Lake Victoria, Africa's largest freshwater lake, is being covertly drained for hydroelectric power according to an article published in the Feb. 11 New Scientist magazine. The report, written by Fred Pearce, says that Uganda is violating a 50-year-old international agreement designed to protect the lake. The following is a release from the New Scientist.

Pictures of newly discovered T-Rex dinosaur

(02/08/2006) A team of scientists led by James M. Clark, Ronald B. Weintraub Associate Professor of Biology at The George Washington University, and Xu Xing of the Institute of Vertebrate Paleontology and Paleoanthropology in Beijing, have discovered a new genus and species of dinosaur that is the oldest known and most primitive tyrannosauroid.

Microfinance key to alleviating poverty in forest communities

(02/08/2006) Giving poor forest-dwellers access to basic financial services is a key element in helping them improve their living standards, according to a new FAO publication.

Chinese invaders threaten Britain

(02/08/2006) An exotic type of crab is spreading at an alarming rate throughout Britain's coast and rivers, a new study shows. The Chinese mitten crab (pictured), brought to Britain during the last century in ships' ballast water, could cause devastating environmental problems if populations are not monitored and controlled, say the study's authors.

Climate change increases California flood, drought risk

(02/07/2006) Climate change may increase the risk of winter floods and summer water shortages--even within the same year--says new research by scientists Lawrence Livermore National Laboratory. The study, which appeared in the January 27 edition of the journal Geophysical Research Letters shows that global warming is likely to change river flows in ways that may result in both increased flood risk and water shortages.

Pictures of new species discovered in New Guinea

(02/07/2006) A team of scientists led by conservation International (CI) found dozens of new species in a survey of New Guinea's Foja Mountains. The December 2005 trip by a team of U.S., Indonesian, and Australian scientists discovered new species of frogs, butterflies, plants, and an orange-faced honeyeater, the first new bird from the island of New Guinea in more than 60 years.

Fungus may be devastating amphibian populations worldwide

(02/06/2006) Her most likely culprit is a hugely infectious disease caused by a fungus. In just four months -- from mid-September of 2004 to mid-January of 2005 -- Lips and her colleagues saw more than half the amphibian population of El Cope, Panama, sicken and die from this disease.

Scientists discover dozens of new species in New Guinea

(02/06/2006) A team of scientists led by conservation International (CI) found dozens of new species in a survey of New Guinea's Foja Mountains. The discoveries were made under CI's Rapid Assessment Program (RAP) which deploys expert scientists to poorly understood regions in order to quickly assess the biological diversity of an area. The conservation organization makes RAP results immediately available to local and international decision makers to help support conservation action and biodiversity protection.

Barges could protect Europe from climate change deep freeze

(02/06/2006) It is ironic that one consequence of global warming is that Europe might plunge into a deep freeze. This possibility stimulated an unusual research project at the University of Alberta.

Malaria linked to Amazon deforestation

(02/02/2006) A pair studies in the Amazon rainforest suggest a link between deforestation and an increased risk of malaria. The first study, conducted in the Peruvian Amazon and published in January's issue of the American Journal of Tropical Medicine and Hygiene, found that malaria epidemics in the region were correlated with deforestation. The later research, released in last week's Proceedings of the National Academy of Sciences indicates that forest clearing around settlements in the Brazilian Amazon increases the short-term risk of malaria by creating areas of standing water in which mosquitoes can lay their eggs.

African carnivores under threat -- top 20 at risk listed

(02/01/2006) It may still be king of the beasts, but the African lion's kingdom is dwindling, according to a new report released by the New York-based Wildlife conservation Society (WCS) that says these emblematic big cats have disappeared from 82 percent of their historic distribution over the past several decades. The 200-page report looked at the conservation status of the 20 largest species of African carnivores and examined priorities to help ensure that they persist on the continent.

Great Barrier Reef in Trouble says Australian Scientist

(02/01/2006) Australia's Great Barrier Reef may be at risk of one of its worst coral bleaching event on record warned a leading Australian scientist Tuesday.

New tropical timber pact takes aims at illegal logging

(02/01/2006) Late last week, countries that export and export tropical timber reached a 10-year agreement to help promote the sustainable development of forests while fighting illegal logging.

Biofuels can replace about 30 percent of fuel needs

(02/01/2006) With world oil demand growing, supplies dwindling and the potential for weather- and conflict-related supply interruptions, other types of fuels and technologies are needed to help pick up the slack.

Investors with $31 trillion pressure firms on climate change

(02/01/2006) A group of 211 institutional investors with assets of $31 trillion under management is writing to 1,933 of the world's largest public companies asking for the disclosure of investment-relevant information concerning their greenhouse gas emissions.

In search of Bigfoot, scientists may uncover unknown biodiversity in Malaysia

(02/01/2006) Malaysian scientists are scouring the rainforests of Johor state in search of the legendary ape-man Bigfoot, supposedly sighted late last year. But they are more likely to encounter some less fantastic but unique creatures that dwell in these still unexplored ecosystems.

World's smallest fish title in dispute

(01/30/2006) Researchers dispute last week's claim of world's smallest fish in Sumatra. Evidence of an even smaller fish--a species of marine anglerfish 20 percent smaller than the carp found in southeast Asia--is presented by a University of Washington professor of aquatic and fisheries sciences. In a release from the University of Washington, professor Pietsch describes the tiny anglerfish, Photocorynus spiniceps, found in the Philippines.

Hot spring bacteria have two metabolic pathways

(01/30/2006) Scientists at the Carnegie Institution's Department of Plant Biology have found that photosynthetic bacteria living in scalding Yellowstone hot springs have two radically different metabolic identities.

Without recycling, world metals face depletion finds Yale study

(01/26/2006) Researchers studying supplies of copper, zinc and other metals have determined that these finite resources, even if recycled, may not meet the needs of the global population forever, according to a study published in the Proceedings of the National Academy of Sciences.

Picture of the world's smallest fish

(01/26/2006) Scientists have found the smallest known fish in the peat swamps of Sumatra, an island in Indonesia, according to new research.

Global warming may cause 11-inch rise in sea levels by 2100

(01/26/2006) Global warming will cause sea levels to rise up to 34 centimeters (11 inches) by the end of the century, causing increased flooding, worsening the impact of storms, damaging low-lying ecosystems, and accelerating coastal erosion, according to a new study by Australian researchers.

Mother nature encourages diversity in rainforest trees

(01/26/2006) Older forests have a greater diversity of trees than younger forests according to research published in Friday's issue of the journal Science. The study -- conducted by 33 ecologists from 12 countries -- found that nature encourages diversity by selecting for less common trees as the trees mature, indicating that diversity has ecological importance to tropical forests.

Ethanol more energy-efficient than oil, finds study

(01/26/2006) Using ethanol -- alcohol produced from corn or other plants -- instead of gasoline is more energy-efficient that oil say researchers at the University of California, Berkeley.

Parks, indian reserves slow Amazon deforestation

(01/25/2006) A new study shows that parks and indigenous reserves in the Amazon help slow deforestation.

Venezuela plans 5000-mile pipeline across Amazon rain forest

(01/25/2006) Hugo Chavez, Venezuela's president, announced a plan to build a massive gas pipeline that would carry natural gas from the oil rich state 5,000 miles south. Environmentalists fear that the project could damage the Amazon rain forest by polluting waterways and creating roads that would attract developers and poor farmers, while analysts question the wisdom and viability of the plan which may cost $20-50 billion depending on who makes the estimate.

Deforestation rates jump in Uganda and Burundi, fall in Rwanda

(01/25/2006) Tropical deforestation rates have skyrocketed in Uganda and Burundi, while declining significantly in Rwanda according to's analysis of data from the Food and Agriculture Organization (FAO) of the United Nations.

Citigroup to cut carbon emissions by 10%

(01/25/2006) Demonstrating its ongoing commitment to environmental and social issues globally, Citigroup Inc. today announced a commitment to reduce its greenhouse gas emissions on a global basis by 10% by 2011.

Number of hungry Africans doubles in a decade

(01/24/2006) number of Africans requiring food assistance has doubled in the past decade due to crop failures, drought, failing governments, civil strife, and the impact of AIDS, said the United Nations World Food Programme. The World Food Programme says it will to provide food assistance this year to some 43 million people across Africa, including some 35 million in need of emergency food aid, for a total of over $1.8 billion.

Coral reefs and mangroves have high economic value

(01/24/2006) Protecting coral reefs and mangrove forests makes economic sense according to a new report by the United Nations Environment Programme (UNEP). The report argues that conserving these ecosystems for the services they provide--from fisheries protection to erosion control to a source for medical compounds--is cost-effective relative to destroying them and substituting their role with man-made structures.

2005 was the warmest year on record

(01/24/2006) A new study by NASA says 2005 was the warmest year in at least a century, surpassing 1998. The five warmest years over the last century occurred since 1997: 2005, then 1998, 2002, 2003 and 2004.

Study finds deforestation has pushed orangutans to brink of extinction

(01/24/2006) A three year genetic study by wildlife geneticists from Cardiff School of Biosciences has shown a population collapse in the Bornean orang-utan.

Indigenous Amazonians Display Core Understanding Of Geometry

(01/23/2006) Researchers in France and at Harvard University have found that isolated indigenous peoples deep in the Amazon readily grasp basic concepts of geometry such as points, lines, parallelism and right angles, and can use distance, angle and other relationships in maps to locate hidden objects. The results suggest that geometry is a core set of intuitions present in all humans, regardless of their language or schooling.

Sustainable farm practices improve Third World food production

(01/23/2006) Crop yields on farms in developing countries that used sustainable agriculture rose nearly 80 percent in four years, according to a study scheduled for publication in the Feb. 15 issue of the American Chemical Society journal Environmental Science and Technology.

Goodbye to West Africa's Rainforests

(01/22/2006) West Africa's once verdant and extensive rainforests are now a historical footnote. Gone to build ships and furniture, feed hungry mouths, and supply minerals and gems to the West, the band of tropical forests that once extended from Guinea to Cameroon are virtually gone. The loss of West Africa's rainforests have triggered a number of environmental problems that have contributed to social unrest and exacerbated poverty across the region.

Adventures in following Lonely Planet through Israel

(01/18/2006) Travel writer Sydney Palmer recounts her adventures in following the Lonely Planet guide through Israel .

Americans care less about the environment finds study

(01/18/2006) Public support for environmental protection in the United States as a federal government priority has dropped substantially since 2001 according to new analysis.

Don't blame plants for global warming

(01/18/2006) A week after announcing their surprising discovery that plants release 10 to 30 percent of the world's methane—a potent greenhouse gas—researchers from the Max Planck Institute for Nuclear Physics warn that plants should not be blamed for recent global warming.

Madagascar establishes new park system to protect lemurs, benefit people

(01/17/2006) Madagascar has created a new agency for managing the parks of the Indian Ocean island nation. The System of Protected Areas of Madagascar, or SAPM, simplifies the legal process used to create a protected areas, while providing for flexibility for local people to earn a living from conservation activities.

Plants face extinction threat due to lack of sex

(01/16/2006) The decline of birds, bees and other pollinators may be putting plants at risk of extinction according to a new study.

California adopts massive solar energy project

(01/13/2006) The California Public Utilities Commission approved a $2.9 billion program to make the state one of the largest producers of solar power in the world.

China and India Key to Ecological Future of the World, Says Report

(01/12/2006) Earth lacks the energy, arable land and water to enable the fast-growing economies of China and India to attain Western levels of resource consumption according to a new report released by the Worldwatch Institute .

Plants release methane, a potent greenhouse gas, finds study

(01/11/2006) In the last few years, more and more research has focused on the biosphere; particularly, on how gases which influence the climate are exchanged between the biosphere and atmosphere. Researchers from the Max Planck Institute for Nuclear Physics have now carefully analysed which organic gases are emitted from plants. They made the surprising discovery that plants release methane, a greenhouse gas - and this goes against all previous assumptions.

Climate change is killing frogs finds new research

(01/11/2006) The dramatic global decline of amphibians may be directly connected to global warming warns a new study published in the journal Nature.

Extinctions linked to climate change

(01/11/2006) A new report that links global warming to the recent extinction of dozens of amphibian species in tropical America is more evidence of a large phenomena that may affect broad regions, many animal species and ultimately humans, according to researchers at Oregon State University.

Private industry will embrace green energy says Australian govt

(01/11/2006) US Energy Secretary, Samuel Bodman, told the Asia-Pacific Partnership on Clean Development and Climate--a rival to the Kyoto Protocol on limiting greenhouse gas emissions--that the private sector will solve the problem of climate change.

First demonstration of teaching in non-human animals

(01/11/2006) Scientists from Bristol University said on Wednesday they had uncovered the first proof of teaching in non-human animals -- ants showing each other the way to food.

Pantanal, the world's largest wetland, disappearing finds new report

(01/10/2006) Deforestation has destroyed 17 percent of the Pantanal, the world's largest wetland, according to a new report from conservation International. The Pantanal, an area of flooded grassland and savanna covering 200,000 square kilometers during the rainy season, includes parts of Brazil, Paraguay, and Bolivia and is fed by the Rio Paraguay. The wetland is home to some 3500 species of plant and 650 species of birds. About 125 types of mammals, 180 kinds of reptiles, 41 types of amphibians, and 325 species of fish have been found in the region. The Pantanal in an important source of freshwater to neighboring farming areas and downstream urban areas.

Natural disasters of 2005 partly man-made says WHO

(01/09/2006) The high death toll in 2005 from tsunamis, hurricanes, typhoons, mudslides, earthquakes, volcanoes, locusts and pandemics can not necessarily be blamed on "natural" disaster, according to the United Nations health agency which today pointed to a complex mix of human and natural factors that led to tragedy in those events.

New glacier history sheds light on climate change

(01/09/2006) University of Alberta research that rewrites the history of glacial movement in northwestern North America over the past 10,000 years offers important clues to climate change in recent millennia.

The Great Flood had smaller impact than originally believed

(01/09/2006) NASA climate modelers have simulated the climate changes caused by a massive deluge of freshwater into the North Atlantic that occurred near the end of the last Ice Age 8,000 years ago.

Lemur land, Madagascar now protected

(01/08/2006) With the official establishment of the Makira Protected Area last week, the government of Madagascar has brought the total area of land and marine zones under protection to one million hectares.

1 million ha protected in Madagascar

(01/06/2006) The government of Madagascar has scored a significant victory for conservation by bringing one million hectares (more than 3,800 square miles) of wild landscapes and seascapes under protection to conserve the island nation's unique fauna and flora, according to the Wildlife conservation Society (WCS).

Satellite image of floods in Northern California

(01/06/2006) Northern California ushered in 2006 with a series of major storms that inundated the area and left many towns awash in water, mud, and debris.

Tiny marine organisms reflect ocean warming

(01/05/2006) Sediment cores collected from the seafloor off Southern California reveal that plankton populations in the Northeastern Pacific changed significantly in response to a general warming trend that started in the early 1900s.

Climate change caused major disruption to past ocean currents

(01/05/2006) Massive climate change 55 million years ago caused major disruption to ocean currents according to new research by scientists at Scripps Institution of Oceanography at the University of California, San Diego.

Can dogs smell cancer?

(01/05/2006) In a society where lung and breast cancers are leading causes of cancer death worldwide, early detection of the disease is highly desirable. In a new scientific study, researchers present astonishing new evidence that man's best friend, the dog, may have the capacity to contribute to the process of early cancer detection.

Logging may increase the risk of forest fire

(01/05/2006) Logging increases the risk of fire according to a new assessment in the aftermath of a large fire in Oregon. The study also found that undisturbed areas may be at lower fire risk.

Scent-tagging wood could cut illegal timber smuggling

(01/05/2006) In the future illegally harvested timber could be tracked by their scent according to researchers at Oregon State University.

Marine reserves improve health of coral reefs finds study

(01/05/2006) It may be no surprise that marine reserves protect the fish that live in them, but now scientists from the University of Exeter have shown for the first time that they could also help improve the health of coral reefs.

Study shows lonely seniors prefer playtime with dog over people

(01/04/2006) Study shows lonely seniors prefer playtime with dog over people.

Pollination networks may play key role in extinction

(01/04/2006) As animal extinctions continue at the rate of one every 16 years, it's unclear how declining biodiversity will disturb ecosystem dynamics. Of special concern are the pollinators, essential players in the reproductive biology of plants, the earth's primary producers.

Urban coyotes thriving in American cities

(01/04/2006) Even in the largest American cities, a historically maligned beast is thriving, despite scientists' belief that these mammals intently avoid urban human populations.

Nanocrystals could boost photovoltaic solar energy technologies

(01/04/2006) Los Alamos National Laboratory scientists have discovered that a phenomenon called carrier multiplication, in which semiconductor nanocrystals respond to photons by producing multiple electrons, is applicable to a broader array of materials that previously thought.

Tropical deforestation rates continue to climb

(01/04/2006) Tropical deforestation rates continue to climb according to figures released by the Food and Agriculture Organization of the United Nations (FAO).

New evidence shows abrupt worldwide increase in birth rate during Neolithic period

(01/03/2006) In an important new study assessing the demographic impact of the shift from foraging to farming, anthropologists use evidence from 60 prehistoric American cemeteries to prove that the invention of agriculture led to a significant worldwide increase in birth rate.

Russia's folly, an opportunity for renewable energy?

(01/03/2006) With its willingness to use energy as a political instrument, Russia has provided the world with further incentive to pursue renewable energy. The Kremlin has shown it cannot be counted upon as a reliable source of energy and western markets should see this as an opportunity to take a long, thoughtful look at energy security and re-evaluate the benefits of developing renewable energy technologies.

Afghanistan developing environmental protection with UN help

(01/02/2006) Laws aimed at protecting Afghanistan's wildlife, waterways and forests, believed to be the first legal conservation tools in the country, have been developed by the Government with assistance from the United Nations Environment Programme (UNEP), the agency announced today.

Satellite image of fires in Oklahoma and Texas

(01/02/2006) Drought, high temperatures, and strong winds combined with holiday fireworks, trash fires, and careless cigarettes to create a disaster in parts of Texas and Oklahoma in late December 2005.

China Faces Water Crisis -- 300 million drink unsafe water

(12/30/2005) About 300 million Chinese drink unsafe water tainted by chemicals and other contaminants according to a new report from the Chinese government.

Ford assesses business implications of climate change in new report

(12/30/2005) In an industry first, Ford Motor Company has issued a report addressing the business implications of climate change, carbon dioxide emissions and global energy concerns.

Redheads top the pecking order by flaunting it

(12/30/2005) Red-headed finches dominate their black-headed and yellow-headed peers by physical aggression and by the mere fact of being red-headed, according to research published in the Proceedings of the Royal Society. University of New South Wales biologists made the discovery following experiments with stunningly colourful Gouldian finches (Erythrura gouldiae). Among Australia's most endangered native birds, Gouldian finches are now restricted to small isolated populations across the tropical north.

Unified Physics Theory Explains Animals' Running, Flying And Swimming

(12/30/2005) A single unifying physics theory can essentially describe how animals of every ilk, from flying insects to fish, get around, researchers at Duke University's Pratt School of Engineering and Pennsylvania State University have found. The team reports that all animals bear the same stamp of physics in their design.

Malaysia's deforestation rate increasing rapidly - 86% jump since 1990s

(12/28/2005) Malaysia's deforestation rate is accelerating faster than any other tropical country in the world according to data from the United Nations.

New resource documents Caribbean marine life of Bocas del Toro

(12/27/2005) Coral reefs, coastal rainforest, land-grab, industrial bananas and organic cacao, mangroves, tourist boom, eclectic cultural mix: A Caribbean Journal of Science special issue presents the first scientific overview of the marine environment in Bocas del Toro Province.

Male lizard color may result from female preference

(12/27/2005) The anole lizard's dewlap -- a flap of skin that hangs beneath its chin -- plays an important role in species recognition, territorial defense and courtship. According to the Smithsonian Tropical Research Institute (STRI), a leading research institution in Panama, male slender anoles (Norops limifrons) exhibit variation in dewlap color ranging from orange dewlaps in Gamboa populations, white with an orange spot on Barro Colorado Island, and mixed populations in Soberania.

Greenland ice cap melting faster finds NASA

(12/26/2005) In the first direct, comprehensive mass survey of the entire Greenland ice sheet, scientists using data from the NASA/German Aerospace Center Gravity Recovery and Climate Experiment (Grace) have measured a significant decrease in the mass of the Greenland ice cap. Grace is a satellite mission that measures movement in Earth's mass.

Brazilian Reporter Defends Amazon

(12/25/2005) Journalist Lucio Flavio Pinto's crusade against the destroyers of the Amazonian rain forest has earned him an International Press Freedom Award _ along with death threats and some 32 lawsuits aimed at keeping him silent.

Risk/benefit analysis of farmed versus wild salmon

(12/23/2005) A new study shows that the net benefits of eating wild Pacific salmon outweigh those of eating farmed Atlantic salmon, when the risks of chemical contaminants are considered.

Dangerous times on Brazil's Amazon frontier

(12/22/2005) Amazon land activist Deurival Santiago has the look of a hunted man. Activists like Santiago often protect peasant settlers in jungle areas where the government still has little control. That puts them in conflict with large-scale loggers, ranchers and land speculators pushing into an area of Para state known as the Terra do Meio, or Middle Land. It's the main battleground in the fight to slow destruction of the world's largest rain forest.

Chimps split from humans 5-7 million years ago says new study

(12/22/2005) Chimpanzees diverged from humans only 5-7 million years ago according to a newly released study of gene sequences. The research significantly narrows the time frame for the evolutionary split.

Tree plantations for carbon sequestration may cause environmental problems

(12/22/2005) Growing tree plantations to remove carbon dioxide from the atmosphere to mitigate global warming -- so called "carbon sequestration" -- could trigger environmental changes that outweigh some of the benefits, a multi-institutional team led by Duke University suggested in a new report. Those effects include water and nutrient depletion and increased soil salinity and acidity, said the researchers.

Better dancers attract more women says study

(12/21/2005) A new study says men judged to be better dancers tended to have a higher degree of body symmetry, a factor that has been linked to overall attractiveness and health in other research. Researchers at Rutgers speculate that higher body symmetry might indicate better neuromuscular coordination as well as serving as a subtle advertisement of genetic quality and health.

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