Humans have wiped out most of the pristine parts of the world’s oceans, a new study has found. In the first global mapping of human impacts on marine environments, a…

DENPASAR, Indonesia — Tilapia is a mainstay of Balinese cuisine, but hundreds of thousands of the freshwater fish choke to death regularly in the resort island’s largest lake, for reasons…

Nearly 100,000 small hydropower dams exist or are planned worldwide, and science has done little to study or inform policymakers about cumulative environmental impacts.

A recent report tracking the health of the Mesoamerican Reef indicates that conservation efforts might be helping to turn the tide for the reef itself and the people who depend…

Flood pulses, important to Amazon basin aquatic and terrestrial ecology, are being severely impacted by both large and small hydropower dams.

Vast swaths of the world’s oceans are turning into “dead zones” as global warming and pollution strips them of oxygen, threatening marine life on a massive scale, a new study…

Study warns that six hydroelectric mega-dams proposed for Andean highlands would put environment and food security at risk in Amazon basin.

Last week, scientists from the National Oceanic and Atmospheric Administration (NOAA) announced the largest-ever recorded low-oxygen "dead zone" in the Gulf of Mexico. At 22,730 square kilometers (8,776 square miles)…

The Madeira River, one of the Amazon’s major tributaries, is the focus of intense hydroelectric dam development, part of a massive wave of infrastructure construction occurring across the Amazon basin.…

The Amazon basin faces irreversible environmental disturbance on an enormous scale due to hydroelectric dam development. Hundreds of existing and planned dams in both the Amazonian lowlands and the Andean…

The United States Forest Service is about to release a huge new database chronicling the abundance and diversity of lichens across the country. Why lichens? Because these amalgamations of fungi…

Nitrogen pollution can alter the way temperate forests function, a new study has found. Excess nitrogen from air pollution slows down decomposition of plant matter by soil fungi, which in turn…

hen Rio de Janeiro won the bid to host the 2016 Summer Olympic Games — set to begin on August 5th — the Brazilian government committed itself to cleaning up…

Excess nutrients impacting productivity, biodiversity, functioning of grasslands around the world The world’s grasslands are being destabilized by fertilization, according to a paper recently published in the journal Nature. In…

Vieques Island. Photo by: USFWS. Life in the ocean require nutrient, but too much of a good thing can be hugely detrimental. Nutrient pollution from agricultural and industrial runoff causes…