An international research project has revealed the highest levels of microplastic ever recorded on the seafloor, with up to 1.9 million pieces in a thin layer covering just one square metre.

According to a study published in Water Research in April 2020, superoxide produces hydroxyl radicals in lake water.

Trees, shrubs and woody vines are among the top food sources for honey bees in urban environments, according to an international team of researchers.

Along with the mild winter across much of the eastern United States and the return of something more like real winter in Alaska, here’s something else we can blame on the polar vortex: a rare “hole” in the ozone layer over the Arctic in February and March 2020.

After dry weather parched the soil and vegetation, large fires burned in the northwestern Venezuela state.

For the past several weeks, much of the world has experienced a new normal: one with fewer cars on the road and more time spent at home.

Scientists are using information from NASA’s Earth-observing satellites, on-the-ground sensors and computer-based datasets to study the environmental, economic and societal impacts of the COVID-19 pandemic.

Every step we take, whether across a grassy park or down a city sidewalk, below our feet is an ecosystem teeming with life.

Foothill oak woodlands are among the most familiar ecosystems in California.

The decline in gasoline has implications for both local air quality and climate change.