New UC Riverside research shows how, after it rains, microbes in desert soil convert one form of pollution into another — laughing gas.

About half of U.S. adults alive today were exposed to harmful levels of lead as children from the burning of leaded gasoline, according to a new study, which estimates that lead contamination has lowered Americans’ IQ scores by more than two points on average.

Despite research and policy efforts, recycling initiatives have skidded on more complex materials like tires and mattresses, filling dumps and natural land across the country.

Climate change is one of the most pressing challenges facing humanity.

During a series of experiments monitoring common houseplants exposed to nitrogen dioxide (NO2) – a common pollutant – researchers calculated that in some conditions, the plants could be able to reduce NO2 by as much as 20 per cent.

Major automotive manufacturers are ramping up production of electric trucks as a key strategy to reduce the greenhouse gas emissions of their vehicles.

The United Nations has adopted an historic resolution laying the groundwork for a legally binding agreement aimed at ending plastic pollution.

Acadia National Park is known for its beautiful lakes — and they can tell scientists a lot about the health of the environment.

Small particles from tires inhibited the growth and caused adverse behavioral changes in organisms found in freshwater and coastal estuary ecosystems, two new Oregon State University studies found.

The researchers, from the University of Cambridge, have previously shown that biological catalysts, or enzymes, can produce fuels cleanly using renewable energy sources, but at low efficiency.