How so? By maintaining a critical distance vis-a-vis the currently politically acceptable cult otherwise known as global warming.
Before you, dear reader, revert to a reactionary past when free people, free-thinkers, and questioning beings did that sort of thing on a regular basis, just look at Mr. Limbaugh's most recent column. The title says it all: "The Censorious Left's Global Warming Denier Deniers."
Very inconvenient. As if science could be politicized.
Read his column here. At your own risk.