More than 200 scientists on an international panel say humans are to blame for rising air and ocean temperatures and they believe sea levels could keep rising. NBC’s Anne Thompson reports.Sept. 27, 2013
UP NEXT
Ohio town concerned about air safety after train derailment, controlled chemical release
02:44
Deadline looms for states to agree on Colorado River water cuts
02:09
Leaders at World Economic Forum to face reality of climate change on Swiss slopes
04:42
Greta Thunberg detained while protesting German coal mine
02:23
Miami's 'Harlem of the South' tries to heal from highway scars with green spaces
04:31
City of Scottsdale cuts suburb off from water supply