Understanding the degree of change caused by major rivers delivering freshwater and heat to the Arctic Ocean is important for regulating and managing Arctic commerce and ecosystems as the region opens up to new shipping routes.

A Penn State-led team of researchers will use a newly awarded $682,000 grant from the U.S. Department of Agriculture's National Institute of Food and Agriculture to examine how climate change may influence and interact with various stressors that affect the health of pollinators.

Scientists have pinpointed a gene that helps deadly E. coli bacteria evade antibiotics, potentially leading to better treatments for millions of people worldwide.

Two shades of pale blue that affect the global environment

Levels of arsenic in Northern Ontario’s Long Lake are so high that some local residents can no longer drink the water.

The presence of PFAS in New Zealand wastewaters, coastal waters, and surface waters has been confirmed by University of Auckland researchers.

A dark, rainy spring gave way to a vast, long-lived phytoplankton bloom off the coast of Brazil.

After two consecutive years (2019 and 2020) that ranked among the top three warmest on record, Earth was a slightly cooler planet in 2021. But not by much.

2021 was tied for the sixth warmest year on NASA’s record, stretching more than a century.

Storm specialist Christopher Nowotarski says tornadoes that develop in the winter months in Texas are usually not severe in strength.