永利网娱乐:Reflect on it

 作者:段蠛     |      日期:2019-03-07 06:16:02
PLANTING forests in the far north may increase rather than combat greenhouse warming. The Kyoto Protocol calls for reforestation to slow warming by removing carbon dioxide from the atmosphere. Growing forests do lock up CO2, but during the winter they soak up solar energy that would otherwise have been reflected by the snow-covered tundra. At last month’s meeting of the European Geophysical Society, British and German climate modellers separately confirmed that heat absorption prevails. “It’s a paradox,” says Martin Claussen of Germany’s Potsdam Institute for Climate Impact Research. With northern forests, he says,