The UN says were doomed by 2000. From an archived article from 1989.
https://www.apnews.com/bd45c372caf118ec99964ea547880cd0
UNITED NATIONS (AP) _ A senior U.N. environmental official says entire nations could be wiped off the face of the Earth by rising sea levels if the global warming trend is not reversed by the year 2000.
Coastal flooding and crop failures would create an exodus of ″eco- refugees,′ ′ threatening political chaos, said Noel Brown, director of the New York office of the U.N. Environment Program, or UNEP.
He said governments have a 10-year window of opportunity to solve the greenhouse effect before it goes beyond human control.
......
Yep, it's a scam, perpetuated by people who want your money and subservience without being accountable to you. Same con men, same con story, same complicit media.