LiveScience: Slow changes are the bane of humanity. The metaphor of a frog in a pot being warmed slowly seems quite apt for the way humanity is struggling with global warming. 2014 is now the warmest year in the instrumental record. Even as the global warming hiatus continues and its causes continue to be debated -- record temperature years have occurred during the hiatus, even though globally averaged surface temperatures have shown little change -- the pause is not really a benign blessing to continue with...