Emissions of greenhouse gases have a warming effect on the climate, whereas small airborne particles in the atmosphere, aerosols, act as a cooling mechanism. 

People are less motivated to take actions if its outcome is uncertain, and this could be true for climate-related issues. 

Many people are trying to reduce their plastic use, but some tea manufacturers are moving in the opposite direction: replacing traditional paper teabags with plastic ones. Now, researchers reporting in ACS’ Environmental Science & Technology have discovered that a soothing cup of the brewed beverage may come with a dose of micro- and nano-sized plastics shed from the bags. Possible health effects of ingesting these particles are currently unknown, the researchers say.

Ocean-based actions have greater potential to fill in gaps in climate change mitigation than previously appreciated, an Oregon State University scientist and two co-authors explain in a paper published today in Science.

On-the-job exposure to high levels of pesticides raised the risk of heart disease and stroke in a generally healthy group of Japanese American men in Hawaii, according to new research published in the Journal of the American Heart Association, the open access journal of the American Heart Association.

This week NOAA added a new model to its suite of tools designed to help the nation deal with space weather events.

The most ambitious research expedition ever to target the central Arctic got underway as the German icebreaker RV Polarstern pulled out of Tromso on September 20.

Increasing the amounts of deadwood in protected forests would help conserve biodiversity, according to a new University of Alberta review.

A visit to Eastern Edge Gallery in downtown St. John’s recently may have had people confused about whether or not they were in an art gallery or a computer science lab.

Dr. Thierry Chopin, a professor of marine biology at UNB, is one of 19 international researchers and policy analysts who prepared a groundbreaking report for the United Nations Climate Action Summit in New York.