Edited sentence: A variety of industries, especially the oil industry, have systematically funded think tanks and contrarian scientists to sow doubt about the scientific consensus and make the public think that the situation is not as severe as it is.Despite the overwhelming scientific consensus that global warming is occurring and that it is caused by humans, the lay population does not share such viewpoints.Now, the claim is made that even if the warming is due to humans, the warming will be small and not possible to stop.Such attempts at denial have focused mainly on the United States and the fraction of the public which accepts the scientific consensus about global warming is much smaller in the United States than in other modern countries such as Japan  The global warming skepticism movement started by first claiming that the Earth was not warming.When that no longer worked, they claimed that the warming was not due to humans