U.S. Geological Survey and partners will inject a harmless, bright red fluorescent dye into the Kansas River on September 29, weather permitting.

CU Boulder co-led study completes first global detection of nitrous acid in wildfire plumes

How much carbon dioxide, a pivotal greenhouse gas behind global warming, is absorbed by plants on land?

As levels of atmospheric carbon dioxide continue to climb, scientists are looking for new ways of breaking down CO2 molecules to make useful carbon-based fuels, chemicals and other products.

Air pollution is one of the biggest environmental problems of our time. According to a new report from the European Environment Agency (EEA), air pollution now contributes to one in eight deaths in Europe.

Based on current data measured in the energy, industry, and mobility sectors, restrictions of social life during the corona pandemic can be predicted to lead to a reduction of worldwide carbon dioxide emissions by up to eight percent in 2020.

New research by University of Alberta scientists on the risks for metal contamination at an inactive mining site in northwestern Saskatchewan could help inform a strategy for a safe long-term reclamation of the site.

Barren fields and eerie, dead forests on Maryland’s Eastern Shore are some of the obvious signs of an “invisible flood”.

Natural disasters ranging from hurricanes to river flooding can expose people to dangerous environmental contaminants.

Carleton University’s Paul Villeneuve and McGill University’s Mark Goldberg have published new research calling into question reported links between air pollution and mortality from COVID-19.