FULL TITLE: 99.9999% chance humans are causing global warming, and other science-based facts on climate change for Earth Day. Climate change is real and increasingly a part of our daily lives. New research and studies out in just the past six months highlight the latest facts about the human-caused shift to our global weather systems and its effects on our planet. First among them, there's no longer any question that rising temperatures and increasingly chaotic weather are the work of humanity. There's a 99.9999% chance that humans are the cause of global warming, a February study reported. That means we've...