Wildfires August 18, 2021 4:02 pm Climate Change is Making Wildfires More Frequent — and More Dangerous 2020 was the worst wildfire season on record—and wildfires are only getting more destructive. Learn what causes them and how climate change contributes. US & World Videos 2:47 Forecast: Wind advisories across much of Mass. and NH 4:35 Weather forecast: Snow showers possible Thursday 1:46 Woman hurt in shark attack fighting for prosthetic hand 2:38 E-ZPass scam under investigation 3:42 Local eyewitnesses describe LA wildfires