Tropics Expanded to Poles by 140 Miles in Last 27 Years

Via USA Today: Tropics are expanding, study finds.

Some aspects of the results are consistent with global-warming projections, team members note. If the cause does prove to be global warming, these results would represent the first direct satellite evidence of its impact on worldwide atmospheric circulation, says team leader Qiang Fu, a researcher at the University of Washington.

Tags: global warming, climate change