Reuters: The United States released a new draft report on climate change on Monday, one week before the expected unveiling of a compromise U.S. Senate bill that aims to curb heat-trapping greenhouse emissions. The report, a draft of the Fifth U.S. Climate Action Report that will be sent to the United Nations, says bluntly: “Global warming is unequivocal and primarily human-induced … Global temperature has increased over the past 50 years. This observed increase is due primarily to …