2014, 2015, and 2016 were the warmest years ever recorded. What's causing global temperature to go up?

Make your own Quiz

Make your own Quiz Copy & Edit

The moon is getting farther away

Human emissions of heat-trapping gases

There are more cosmic rays reaching the Earth

The sun is getting brighter

{"name":"2014, 2015, and 2016 were the warmest years ever recorded. What's causing global temperature to go up?", "url":"https://www.quiz-maker.com/QPREVIEW","txt":"2014, 2015, and 2016 were the warmest years humans have ever directly measured globally. What does science identify as the underlying cause for recent global temperature increases?","img":"https://cdn.poll-maker.com/14-618354/201601-201612.gif?sz=1200"}