Topic: Drew Shindell
A decline in stratospheric water vapor between 2000 and 2009 followed an apparent increase between 1980 and 2000, a team of scientists has found. That finding may have implications for global warming.
01/29/2010 06:52 pm
Each molecule remains in the atmosphere for about 100 years, meaning the gas can deplete the ozone layer as much others covered by the 1987 Montreal Protocol.
08/27/2009 01:00 am