The US government is aware. https://www.dni.gov/files/documents/Newsroom/Reports%20and%20Pubs/Implications_for_US_National_Security_of_Anticipated_Climate_Chan

The US government is aware. https://www.dni.gov/files/documents/Newsroom/Reports%20and%20Pubs/Implications_for_US_National_Security_of_Anticipated_Climate_Change.pdf https://www.dni.gov/files/documents/Newsroom/Reports%20and%2... Scientists employed by the US government leaked drafts of a climate change report out of fear of White House interference. https://www.vox.com/2018/11/26/18112505/national-climate-assessment-2018-trump https://www.vox.com/2018/11/26/18112505/national-climate-ass...