By 1955, the Arctic had lost half of its sea ice and every glacier but one was melting. CO2 was a very safe 315 PPM at the time.
10 Mar 1955, Page 3 – Democrat and Chronicle at Newspapers.com
By 1955, the Arctic had lost half of its sea ice and every glacier but one was melting. CO2 was a very safe 315 PPM at the time.
10 Mar 1955, Page 3 – Democrat and Chronicle at Newspapers.com