What effect is global aviation having on the environment?

There's no denying the positive economic and social impact that air transport has had on our global society. From making it convenient for us to travel to far-flung places and experience different cultures to enabling isolated ...

Copernicus Sentinel-5P releases first data

Following months of tests and careful evaluation, the first data on air pollutants from the Copernicus Sentinel-5P satellite have been released. These first maps show a range of trace gases that affect air quality such as ...

Grasslands more reliable carbon sink than trees

Forests have long served as a critical carbon sink, consuming about a quarter of the carbon dioxide pollution produced by humans worldwide. But decades of fire suppression, warming temperatures and drought have increased ...

What you should know about air quality alerts

"It's a code red day for ozone." If you hear this on your local news, what does it mean? Are you at risk? Do you know what to do? An air quality alert like this informs the public about pollution levels in the air and advises ...

New source of global nitrogen discovered

For centuries, the prevailing science has indicated that all of the nitrogen on Earth available to plants comes from the atmosphere. But a study from the University of California, Davis, indicates that more than a quarter ...

Peugeot suspected of fraud over diesels: report

Investigators suspect French carmaker PSA intentionally built diesel cars that failed to meet pollution rules, the daily Le Monde reported Friday, but the company immediately denied it acted fraudulently.

2020 deadline to avert climate catastrophe: experts

Humanity must put carbon dioxide emissions on a downward slope by 2020 to have a realistic shot at capping global warming at well under two degrees Celsius, the bedrock goal of the Paris climate accord, experts said Wednesday.

page 7 from 17