Extreme weather hit all of us in 2021. Deadly heat hit parts of the U.S. that normally don't even need air conditioning. More than 52,000 wildfires broke out, a terrifying example of what can happen when extreme heat mixes with drought. Hurricane Ida was so powerful it actually briefly reversed the flow of the Mississippi River. Cheddar News did a deep dive into this year's unbelievable weather and how climate change may have impacted it.