RESOURCES

Drought in the United States: Causes and Current Understanding

This Congressional Research Service report defines and discusses different classifications of drought in the United States. The report provides an overview of prehistoric, historic and recent droughts, focusing primarily on the droughts in Texas and California. The report describes drought's impact on water availability, especially in areas such as California where access to water is heavily debated among municipal and agricultural stakeholders. Additionally, the report discusses human impact on drought and how climate change affects drought.

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