Climate Central: A United Nations panel of scientists seeking ways for nations to limit global warming to 1.5 degrees Celsius should not dissuade governments from concentrating on bleaker scenarios of higher temperatures as well, its former chief said.
Nations should be considering the potential impact of temperature rises of as much as 4 degrees Celsius (7.2 Fahrenheit), said Robert Watson, former head of the U.N. Intergovernmental Panel on Climate Change.
In this 2006 file photo, Robert Watson (L), World...