The amount of carbon dioxide in the Earth's atmosphere is now more than 50% higher than pre-industrial times – and is at levels not seen since millions of years ago when Earth was a hothouse ocean-inundated planet.
The amount of carbon dioxide in the Earth's atmosphere is now more than 50% higher than pre-industrial times – and is at levels not seen since millions of years ago when Earth was a hothouse ocean-inundated planet, federal government scientists announced Friday.
The burning of fossil fuels such as coal, oil and gas releases"greenhouse" gases such as carbon dioxide and methane into Earth's atmosphere and oceans. The emissions have caused the planet's temperatures to rise to levels that cannot be explained by natural factors, scientists say.Subscribe to USA TODAY’s free weekly newsletter on climate change, the environment and the weather
According to NOAA, these rising temperatures have unleashed a cascade of weather impacts, including episodes of extreme heat, drought and wildfire activity, as well as heavier precipitation, flooding and tropical storm activity. A man wades into the ocean at sunset on June 22, 2021, in Newport Beach, Calif. The National Oceanic and Atmospheric Administration announced Friday, June 3, 2022, that the amount of carbon dioxide in the atmosphere in May averaged 421 parts per million, more than 50% higher than pre-industrial levels.
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