Researchers at the University of New Hampshire have found unprecedentedly high levels of nitrate, an essential plant nutrient, in streams and watersheds of Puerto Rico for a year after two consecutive major hurricanes in 2017.

The air in Beijing is often very bad. The city sinks under a brown cover made of exhaust gases from industry, cars and coal fires, which blow a lot of harmful particulate matter, soot, sulfur dioxide and nitrogen oxides into the air.

A new study by a graduate student in the University of Toronto's Faculty of Applied Science & Engineering measured significant concentrations of traffic-related air pollution near roadways in the small island nation of Trinidad and Tobago, reaching levels comparable to highways in major urban centres like Toronto and Detroit.

Much has been written about the detrimental effects of smartphones on attention spans, stress levels and dinner table conversations.

Study is the first to quantify the uptake of nanoparticles at predicted environmentally relevant conditions.

Cigarette butts are the most common form of marine litter.

The nutritional qualities of shellfish could be significantly reduced by future ocean acidification and warming, a new study suggests.

Pitt Engineering researchers study potential benefits in co-treating Pennsylvania's acid mine drainage and shale gas wastewater.

Chemists present new process to produce hydrated electrons.

The first study to investigate microplastics around Ascension Island and the Falkland Islands – two of the most remote locations in the South Atlantic Ocean – has found levels of contamination comparable with the waters around the UK.