Lettuce Growing News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Drop. the colorado river is ground zero for climate change. i think a modest projection suggests we'll have about 10% less flow in the river on average by 2050 than we have today. >> reporter: 10% matters because right now every last drop of water released from hoover dam to flow downriver is being used by customers in california, arizona, and mexico. by legal agreement and treaty california gets the most water from the river partly through this giant pumping station called whitsett 180 miles to the south of hoover dam. >> how does it get from here to los angeles? >> we take the water and thro...

Possibly up to 85%. tom davis controls the water flow even further down streams in yuma, arizona. >> you see the lettuce growing. and i was going to say this is all water from the rockies basically. >> water from the colorado river. >> reporter: at the border mexico diverts its share of colorado river water away from the river bed for the same reasons we do. to grow food and for customers to use as far away as tijuana. >> we're on the border wall here. this is the border wall between the u.s. and mexico. you said this is the colorado river. doesn't look much like a river. >> no, it's not much ...

Los angeles? >> we take the water and through nine series of pumps here it takes it over the hill and enters a small reservoir. >> reporter: less water would have a huge economic impact. in arizona just like in california most colorado river water is used for agriculture. possibly up to 85%. tom davis controls the water flow even further down streams in yuma, arizona. >> you see the lettuce growing. and i was going to say this is all water from the rockies basically. >> water from the colorado river. >> reporter: at the border mexico diverts its share of colorado river water away from the rive...