Popular Mechanics describes the “most intriguing” options for supplementing the flow of the Colorado River, taken from a recent study by the 7 states that draw water from the river.
1. Desalination along the West Coast in exchange for California’s or Mexico’s share of the river.
2. Pipelines to carry water from the Columbia River
3. Import Water by tanker or giant water bladders or towing insulated icebergs.
4. Kill water-using invasive shrubs like salt cedar
5. Conservation includes use of storm waters and treating waste water.