The Hot Zone

Is it better to plant trees or not?

A long time ago in Northern Europe, dense forest was converted to farmland and has remained so ever since. Now there’s a movement to reforest some of those lands in an effort to counteract climate change. But the picture is complicated. Farmland may not absorb much carbon, but it accumulates snow in the winter which reflects light back into space creating a cooling effect in the atmosphere. Dark-colored forests, on the other hand, absorb a lot of heat, but the vegetation also locks down carbon.... [Read more]

Posted by Alison Hawkes on September 5, 2011 No Comments »
Category : Climate Science and Scientists, The man made climate

How Genghis Khan may have cooled the planet

If human consumption and population growth can be linked to warming the climate, there’s certainly a sensible argument to be made that a reversal in the trend could cool the planet down. War, invasion, disease epidemics, and societal collapse — all events that are devastating to humans — may actually have helped drop temperatures momentarily, according to a study published this week in the journal, The Holocene. It’s kind of a morbid perspective, and one that pits humans squarely... [Read more]

Posted by Alison Hawkes on January 21, 2011 No Comments »
Category : The man made climate

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