Global warming: a real phenomenon or not?

Since the reality of climate change has been revealed to population around the world, there has been two main kind of belief. The one who doesn't believe it and the one who does. John Scott, the author of Inconvenient truth: Global warming is not real is part of the first group. in his article published on the plateform MIC, he affirms that the Earth is, actually, in a cooling period. He also evokes some documnetary that agree with his point of view and deplore the fact that they aren't enough represent and take seriously. Scott encourage his readers to stop to believe in our politicians…