ClimateWire: A sliver of Americans worry that climate change is the invention of plotting communists, international liberals or U.S. officials engineering deceitful reasons for more taxes. Supposedly, it’s a hoax. That’s a thin stripe of thought held by roughly six people in a crowd of 100, according to Yale polling. They are the strident disbelievers, accounting for about half of the nation’s 12 percent who are dismissive of global warming. Not caring is one possibility. Another is that they …