In a recent interview he stated he does believe in global warming but does not believe that humans have anything to do with it. The warming of the earth is just one of those cyclical things.
But we know from previous experience that Marco is a liar. The stories he told as to how his parents arrived in this country - fleeing the tyranny of dictator Fidel - were not true. But even though his lies were made public, the people of Florida voted for him; and that goes to show that in Florida, lying is not necessarily bad. It's good, in fact, if you can get by with it and get yourself elected to the U.S. Senate.
Mr. Rubio is typical of most conservatives these days. Facts, evidence, and reality do not impinge upon their worldview. They can believe whatever the hell they so desire and voila! it is so! So, in spite of overwhelming evidence, backed by a huge majority of science and scientific minds, which indicates that global warming is most assuredly caused by the actions of humans, Mr. Rubio says with a straight face, "I don't believe that!"
I'll bet he does believe that the sun revolves around the earth, that there was a Great Flood at one time, that the moon is made of green cheese and that little green men live on Mars.
And this jackass thinks he has what it takes to be president of the United States. Unfortunately, he has much in common with Georgi W. Buski, and we all know how that ended up.