In those years , extremely hot temperatures covered less than 0.2 % of the planet . Hansen argues that rising global temperatures are fueling an increase in extreme weather . He cites a 2010 heat wave in Texas and last year 's Russia drought as examples . James Hansen , an activist , directs research at Washington Post .
Hansen argues that rising global temperatures are fueling an increase in extreme weather . He cites a 2010 heat wave in Texas and last year 's Russia drought as examples . James Hansen , an activist , directs research at Washington Post .