For instance, as the Arctic ice cap melts, less sunlight is reflected. Seemingly dramatic changes in weather patterns – including the melting of glaciers in Greenland and the thawing of the Siberian permafrost – have at last convinced most business leaders that the time for action is now.
变暖速度加快是导致整个进程恶化的复杂的非线性因素和若干“拐点”综合作用的结果。举例来讲，随着极地冰盖的融化，被反射的太阳光也越来越少。从表面看来气候模式的急剧变化¾包括格陵兰冰川融化和西伯利亚永久冻土融解¾至少说服了绝大多数企业领导现在应该采取行动。