Czech President Vaclav Klaus said on Wednesday that fighting global warming has turned into a a 'religion' that replaced the ideology of communism and threatens to clip basic freedoms. The right-wing president, a free-market champion, wrote to the U.S. Congress that adopting tough environmental policies to fight climate change would have destructive impact on national economies. 'Communism has been replaced by the threat of an ambitious environmentalism,' Klaus wrote in response to questions from the U.S. House of Representatives' Committee on Energy and Commerce. The U.S. House Subcommittee for Energy and Air Quality was due to hold a hearing on...