Global Warming: changing climate of opinion
In the 1960s, scientists anticipated a `New Ice Age`. Later, they warned of humans triggering a 'Nuclear Winter'. Now, it's 'Global Warming'. Why this change in emphasis? And why did it take 100 years for the theory behind 'Global Warming' to take hold? New research by scientists from the University of Gloucestershire indicates that a remarkable combination of circumstances sparked widespread scientific interest in 'Global Warming' in the later decades of the 20th Century.    Prof. Frank Chambers and Sally Brain, whose findings are published in The Holocene this month, have used Keyword searches in a scientific publications database to identify a remarkably rapid shift in the