Climate realism in Spain?

While Spain's socialist government has identified climate change as a problem that needs to be tackled, the leader of the opposition conservative Popular Party, Mariano Rajoy, has openly questioned whether it exists.

"How can anyone say what will happen to the world in 300 years?" he said last year when former US vice president Al Gore visited Spain to highlight the dangers of climate change.

Is it possible that ABC's Jake Tapper is really this dense?

Does Tapper really think that global warming has to be 100% man-made or 0% man-made?

According to this information, Tapper has a "B.A. in history modified by visual studies".