US Drought & Water Stress Quiz
Western drought, water policy basics, impacts (10 questions).
US Drought & Water Stress Quiz: Quick Study Notes
The United States faces increasing challenges regarding water scarcity, particularly in the arid West where historic drought conditions meet high agricultural and urban demand.
Key Takeaways
- Agriculture accounts for roughly 80% of water use in the Western US.
- Lake Mead and Lake Powell are the two largest reservoirs in the nation.
- Groundwater pumping can cause land subsidence (sinking ground).
- Desalination and wastewater recycling are emerging supply solutions.
- Interstate compacts strictly regulate transboundary river flows.
Frequently Asked Questions
What is the Colorado River Compact?
An agreement from 1922 dividing river water between Upper and Lower Basin states.
What is “dead pool”?
The level at which a reservoir is too low to release water downstream via gravity.
Why is the Ogallala Aquifer important?
It provides water for nearly one-fifth of the wheat, corn, cattle, and cotton in the US.
What is the difference between drought and aridity?
Aridity is a permanent climate feature; drought is a temporary deviation from normal precipitation.
Which US region is most water-stressed?
The Southwest, particularly the Colorado River Basin and California.
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