Related topics: climate change · carbon dioxide

Cut back on soot, methane to slow warming: study

There are simple, inexpensive ways to cut back on two major pollutants -- soot and methane -- and taking action now could slow climate change for years to come, international scientists said Thursday.

Geoengineering could save Earth -- or destroy it

(AP) -- Brighten clouds with sea water? Spray aerosols high in the stratosphere? Paint roofs white and plant light-colored crops? How about positioning "sun shades" over the Earth?

Links in the chain: Global carbon emissions and consumption

It is difficult to measure accurately each nation's contribution of carbon dioxide to the Earth's atmosphere. Carbon is extracted out of the ground as coal, gas, and oil, and these fuels are often exported to other countries ...

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