Environment

Antarctic ice sheet retreat could trigger chain reaction

The Antarctic ice sheet was even more unstable in the past than previously thought, and at times possibly came close to collapse, new research...

Even short-term exposure to air pollution may harm your cognition

In a new study from Columbia University, researchers found that exposure to air pollution, even over the course of just a few weeks, can...

Inactive oil wells could be big source of methane emissions

Uncapped, idle oil wells could be leaking millions of kilograms of methane each year into the atmosphere and surface water, according to a study...

Was your catalytic converter stolen? Here’s why

Catalytic converters cut down on toxic car emissions. According to the U.S. Environmental Protection Agency, they’re one of the greatest environmental inventions of all time. Today,...

Perovskite solar cells exceed 25% power-conversion efficiency

Scientists have used a chemical tweak to push the power-conversion efficiency and operational stability of perovskite solar cells to 25.6% and at least 450...

Sunlight will solve the world’s clean water crisis

Researchers at UniSA have developed a cost-effective technique that could deliver safe drinking water to millions of vulnerable people using cheap, sustainable materials and...

U.S. East Coast sea level rise in 20th century fastest in 2,000 years

The rate of sea level rise in the 20th century along much of the U.S. Atlantic coast was the fastest in 2,000 years, and...

Los Angeles palm trees may be a major source of air pollution

Mexican fan palms, native to the deserts of northwestern Mexico, are a widely-planted ornamental throughout the Los Angeles basin. They are contributing substantially to the...

This stuff in air may increase risk of heart and respiratory death

In a new study, researchers found that even small increases in nitrogen dioxide levels in the air may be linked to increases in heart...

Floating solar farms could help reduce impacts of climate change on lakes and reservoirs

Floating solar farms could help to protect lakes and reservoirs from some of the harms of climate change, a new study suggests. However, given the...