Patrick Moore is one of the early members of Greenpeace, and was an important official in that organization from 1971 to 1986.
Moore is among the last people one might expect to be a "climate change denier," as those who irritate us with the idea that human-caused global warming is "settled science" like to characterize people who disagree with them. But he is, as seen in Congressional testimony earlier this week. The establishment press is ignoring Patrick; the few identified results at the link come from British newspapers and center-right outlets. An Investor's Business Daily editorial yesterday highlighted what Moore had to say (bolds are mine):