Transcript for 'Impacts of climate change are intensifying': Government report
Now the new climate change report just released thirteen federal agencies ramping up urgent warnings of a severe threat to America's health and economy. The staggering findings released in the middle of a holiday weekend some questioning that timing tonight. Here's ABC's Qaeda whitworth. This year's deadly wildfires and monster storms. And terrifying signs of things to come. According to tonight's dire new assessment from thirteen federal agencies. Government scientists warning the impacts of climate change are intensifying. Climate related threats to Americans physicals social and economic well being are rising. From coast to coast president trump who once called climate change a hoax has made a priority of rolling back environmental regulations. I'm not denying climate change but it could very well go back to. But the administration's own scientists now say significant immediate action is required. To avoid substantial damages to the US economy environment and human health among their alarming predictions for the southeast stronger hurricanes and more frequent flooding. For the midwest and agricultural catastrophe. Extreme heat destroying crops 10% of the country's gross domestic product gone by the end of the century hundreds of billions of dollars lost. And in the west fire dangers exploding. When extreme climate change right now we're don't know that we can to prevent incidents. And mitigate incidents and save lives. The president witnessing the effects firsthand that created devastation that a change your opinion it'll climate change the president felt left. But this week he was still in denial with the East Coast in a cold snap the president tweeting what ever happened to global warming. And wit late tonight the White House pushing back on the government's own scientists saying their conclusions are largely based on the most extreme scenario. Also lots of skepticism about why the administration decided to release the report. On a holiday weekend. Qaeda whitworth our thanks to you tonight.
This transcript has been automatically generated and may not be 100% accurate.