Considering the globe as a whole, high clouds and cloud-free scenes result in warming of the Earth's atmosphere, as less energy escapes into space than arrives from the sun. For low clouds, it's the ...

Atmospheric aerosols from human activity influence climate. Uncertainties in the understanding of their effects limit our knowledge about climate change. Aa Aa Aa What is the source and composition of ...

FARGO — Albedo is a word describing the portion of the sun’s radiation reflected from a surface. Most solar radiation passes directly through air with relatively little absorption. The reason it is ...