Note that GAO is a Congressional agency and does not have the same restrictions that executive branch employees have — such as the recent muzzling of EPA scientists.
New GAO report: Congressional Auditor Urges Action to Address Climate Change
Fires, floods and hurricanes are already costing the federal government tens of billions of dollars a year and climate change will drive those costs ever higher in coming years, a new federal study warns.
The report by the Government Accountability Office, Congress’s auditing arm, urges the Trump administration to take climate change risks seriously and begin formulating a response.