New York Times: The issue can be overwhelming. The science is complicated. Predictions about the fate of the planet carry endless caveats and asterisks. We get it. And so, as the Paris climate talks get underway, weve provided quick answers to often-asked questions about climate change. You can submit your own questions here. 1. How much is the planet heating up? 1.7 degrees is actually a significant amount. As of this October, the Earth had warmed by about 1.7 degrees Fahrenheit since 1880, when...