What's going on with El Niño?

2016 is an El Niño year. Sea surface temperatures are the warmest we’ve ever observed, and global average temperatures for 2015 were the highest on record, partly as a result. But what does that mean for winter here in Colorado? NCAR scientist Kevin Trenberth will answer this question and more, including: What is El Niño? Where did its name come from? How often does it occur? What are its impacts? Is the changing climate changing El Niño? Let us help sharpen your El Niño IQ.