There is a lot of money in the Global Warming business and powerful political interests supporting the theory. The man is taking a courageous stand going against that.
Global Warming has gone beyond the interest of profit into the realm of religion, or at least a substitute for religion in the minds of the secular, and some professed religious as well. In God’s eyes, morality and repentance of the commandments as given in the Bible is more important, especially when human civilization as a whole could only end with his permission and will behind it.