Bernie says that the 1:10,000 increase in CO2 over the past century is about to destroy places which have been around for tens of millions of years.
He was referring to this story in the Guardian.
Rising temperatures could mean no more glaciers in Glacier national park
Climate change will mean the end of national parks as we know them | Environment | The Guardian
Two years ago, experts said Glacier National Park would be ice-free by 2050.
Climate Change Threatens to Strip the Identity of Glacier National Park
In 2009, experts said Glacier National Park would be ice-free by 2020.
No More Glaciers in Glacier National Park by 2020?
In 1952, experts said Glacier National Park would be ice-free by 2000.
5 Mar 1952, Page 22 – at Newspapers.com
In 1923, experts said Glacier National Park would be ice-free by 1950.
29 Dec 1923, Page 5 – at Newspapers.com
Glaciers have been disappearing for 20,000 years, and sea level has been rising for 20,000 years. Bernie should remember that, because he was unemployed and living in a warehouse in Vermont with no electricity or plumbing for most of that period.
