While I think the over use of the phrase “By the end of this century” is very unhelpful (being WAY too optimistic) Dahr Jamail gets it, writes about it, and is unapologetic.  His book, The End Of Ice, is a lament about our untenable predicament. An important read.

http://www.democracynow.org/2019/2/12/the_end_of_ice_dahr_jamail?fbclid=IwAR2u-zc0kOVFIWzN2qPkh0QDMULc3guGFtpf4fYIdmyi_ueJvUT7nrLJQ60