News tagged with absorption

NASA finds good news on forests and carbon dioxide

A new NASA-led study shows that tropical forests may be absorbing far more carbon dioxide than many scientists thought, in response to rising atmospheric levels of the greenhouse gas. The study estimates that tropical forests ...

dateJan 05, 2015 in Environment
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Does dark magma lurk in deep Earth?

( —A key to understanding Earth's evolution is to look deep into the lower mantle—a region some 400 to 1,800 miles (660 to 2,900 kilometers) below the surface, just above the core. Data have suggested that deep, ...

dateNov 13, 2014 in Earth Sciences
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How to make a "perfect" solar absorber

The key to creating a material that would be ideal for converting solar energy to heat is tuning the material's spectrum of absorption just right: It should absorb virtually all wavelengths of light that reach Earth's surface ...

dateSep 29, 2014 in Nanomaterials
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