Nutrient Pollution News

On Feb. 8, 2019, two weeks after the collapse of a dam holding mining waste killed 272 people and left a trail of destruction in Brumadinho, in the Brazilian state…

MIAMI — Along the Miami shoreline, luxury high-rises and condominiums run parallel to Biscayne Bay, one of South Florida’s most biodiverse ecosystems, characterized by its once abundant coral reefs, seagrass…

It started in October 2017. A swarm of microscopic algae called Karenia brevis amassed in the waters off Florida’s southwest coast, turning the ocean a rust-red hue. The algae, which…

Growing up in Sweden, environmental scientist Johan Rockström always knew the southern of the two peaks of Mount Kebnekaise was the highest point in the country. But thanks to climate…

More than a decade after the Planetary Boundaries framework was first proposed by top scientists, we are no closer to changing our destructive trajectory — but 2021 gives us three opportunities to act.

A healthy coral reef system is like a well-managed city. Each resident fish has a job in maintaining the reef: some nibble away at seaweed threatening to smother the coral,…

Reports show that BASF, Bayer and Syngenta take advantage of permissive legislation to reap huge profits from highly hazardous pesticides banned in Europe.

Native Brazilian bees provide several environmental services – pollination of flora and agricultural crops being the most important one. But new studies show that pesticides may affect them more intensely.

The amount that the Brazilian government fails to collect because of tax exemptions on pesticides is nearly four times as much as the Ministry of the Environment’s total budget this year. In addition, multinational giants in the pesticide sector also receive millions in public funding for research.

The scale of excavation for copper and gold in the 1970s and 1980s at the Panguna mine, then one of the world’s largest open-pit mines, was massive: It swallowed up…

A survey of 40,000 existing and 3,700 planned dams finds that the structures could fragment fish habitat in the Amazon, Niger, Congo, Salween and Mekong river systems by 25% or more.

Beekeepers fear an even greater die-off from 2020 onward, as Bolsonaro government approves a swath of pesticides, including those known to be toxic to bees.

The dourada, one of the Amazon’s goliath catfish species, plus other commercially valuable migratory fish stocks crashed after Santo Antônio and Jirau dams were built, say researchers.

The collapse of a dam in southeastern Brazil has killed at least 58 people and left hundreds more missing as they were buried by a wave of toxic mud. The…

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…