News tagged with carbon dioxide pollution

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 ...

dateJul 12, 2018 in Earth Sciences
shares10 comments 0

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 ...

dateJul 09, 2018 in Environment
shares1808 comments 4

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 ...

dateJun 26, 2018 in Environment
shares12 comments 0

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 ...

dateApr 05, 2018 in Earth Sciences
shares1201 comments 10

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.

dateSep 08, 2017 in Business
shares3 comments 0

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.

dateJun 28, 2017 in Environment
shares1093 comments 41