GOP lawmakers say this year’s harsh weather that has produced devastating wildfires and the most widespread drought in 50 years has not changed their minds on climate change.

Republican lawmakers say this year’s harsh weather that has produced devastating wildfires and the most widespread drought in 50 years has not changed their minds on climate change.

With more than a month left, the summer of 2012 is on pace to be one of the three hottest since 1950, according to an analysis by WeatherBank and AccuWeather. In June, the National Oceanic and Atmospheric Administration announced the preceding 12 months in the continental U.S. had been the warmest since record keeping began.