We must burn less diesel and wood, says Gore
1 May 2009

Nobel peace prize-winner Al Gore says the world must burn less diesel and wood because the soot produced is accelerating the melting of ice in polar and mountainous regions.
Gore, backed by government ministers and scientists, said that the soot, also known as "black carbon", from engines, forest fires and partially burned fuel was collecting in the Arctic where it was creating a haze of pollution that absorbs sunlight and warms the air.
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