News tagged with emissions

Water in smog may reveal pollution sources

The chemical signature of water vapor emitted by combustion sources such as vehicles and furnaces has been found in the smoggy winter inversions that often choke Salt Lake City. The discovery may give researchers ...

dateMar 02, 2015 in Earth Sciences
shares489 comments 0

Drought damage leads to widespread forest death

The 2000-2003 drought in the American southwest triggered a widespread die-off of forests around the region. A Carnegie-led team of scientists developed a new modeling tool to explain how and where trembling ...

date12 hours ago in Environment
shares20 comments 3

A grand extravaganza of new stars

This dramatic landscape in the southern constellation of Ara (The Altar) is a treasure trove of celestial objects. Star clusters, emission nebulae and active star-forming regions are just some of the riches ...

dateMar 11, 2015 in Astronomy
shares1529 comments 0