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The 2020–2021 drought was described by some as possibly the worst drought in modern history for the Western U.S. [8] By late spring 2021, dry conditions had expanded to almost the entire state of California and to neighboring Nevada .
In 2012, much of the U.S. had drought conditions develop through the late winter and spring months and lasting into the summer, creating the 2012 North American drought. Meanwhile, severe to extreme drought developed in the lower Midwest and Ohio Valley as well as the southern and central Rockies.
In the years 2000–2021 the southwestern North American megadrought persisted. Climate change increased temperature, reduced the amount of precipitation, decreased snowpack and increased the ability of air to soak humidity, helping to create arid conditions. As of 2021 the drought was the most severe in the last 500 years. [65]
The pulse of the Colorado River has long served as a gauge of the American southwest's water supply, and a new study has found that the intensity of the current megadrought is a threat to its ...
The southwestern North American megadrought is an ongoing megadrought in the southwestern region of North America that began in 2000. At least 25 years in length, the drought is the driest multi-decade period the region has seen since at least 800 CE .
The 2000–present southwestern North American megadrought was the driest 22-year period in the region since at least 800. Both 2002 and 2021 were drier than any other years in nearly 300 years and were, respectively, the 11th and 12th driest years between 800 and 2021. [18]
Following a wet beginning to August in much of the Northeast, precipitation has been well below the historical average due to extended stretches of dry weather. Some locations are on pace for ...
1950s Texas drought; 1983–1985 North American drought; 1988–1990 North American drought; 2002 North American drought; 2006–2008 Southeastern United States drought; 2010–2013 Southern United States and Mexico drought. 2012–2013 North American drought; 2011–2017 California drought; 2012–2013 North American drought; 2020–2023 North ...