Earth's 'sunscreen' is thinning, NASA says
“When more sunlight can get through the atmosphere and warm Earth's surface, you're going to have an effect on climate and temperature,"“
Is that not exactly what would happen if the Earth’s atmosphere was getting “thinner†like “escaping into space?â€
The article discusses :
“volcanic dust, pollution and other aerosol particles“
http://www.cbc.ca/technology/story/2007/03/16/science-aerosol.html
Aerosols may cause the problem but they are not sure about that.