even if the warming were as big as the ipcc imagines, it would not be as dangerous as mr. brown suggests.
even if the warming were as big as the ipcc imagines, it would not be as dangerous as mr. brown suggests.
intergovernmental panel on climate change:127
since the mid-20th century, most of the observed warming is "likely" (greater than 66% probability, based on expert judgement) due to human activities.