Climate News Network: If you think the world is warming and the weather getting nastier, you're right, according to the United Nations agency committed to understanding weather and climate. The World Meteorological Organization says the planet "experienced unprecedented high-impact climate extremes" in the ten years from 2001 to 2010, the warmest decade since the start of modern measurements in 1850. Those ten years also continued an extended period of accelerating global warming, with more national temperature records...