The New York Times says drought in the Great Plains is caused by the burning of fossil fuels.

“It’s Not Just Poor Rains Causing Drought. The Atmosphere Is ‘Thirstier.’
Higher temperatures caused by climate change are driving complex processes that make droughts bigger and more severe, new research shows.”

It’s Not Just Poor Rains Causing Drought. The Atmosphere Is ‘Thirstier.’ – The New York Times

There isn’t any indication that droughts have become more severe or more common in the Great Plains.

https://www.ncei.noaa.gov/pub/data/cirs/climdiv/climdiv-pdsidv-v1.0.0-20240606

https://www.ncdc.noaa.gov/monitoring-content/sotc/drought/psi/psi-193408.gif