We keep projecting that water use will go up. We keep mostly being wrong.

Jian Wang and David E. Rosenberg at Utah State have put together an incredibly helpful compilation of past projections of Upper Colorado River Basin consumptive use, as compared to what then actually happened:

When averaged over the long term, each scenario of future consumptive use over-estimated the observed consumptive use.

Upper Basin use

Herein lies the space for problem solving.

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