Even the Experts Argue Over Global Warming

Scientific conferences on the subject of climate change sometimes turn into intellectual free-for-alls, as experts who look at the same data reach opposite conclusions. But believe it or not, that's an improvement over the situation just a decade ago, when climate scientists debated fiercely over whether current trends toward warmer temperatures were human-driven or just natural fluctuations in global climate. There is little debate on that subject now. Few scientists today doubt that...Full Story