egyptian technology literally. reporter: such a hassle that many tours float an extra 50 miles downstream, adding up to two days not to mention cost to the trip. what worries him is the threat to future generations. if we want to live out west and protect our heritage and want to have enough water for our kids and grandkids, we need to solve these issues now. it s no longer a problem we can kick down the line. reporter: a sentiment echoed by ebberly. it would be heartbreaking to lose this place. reporter: the colorado river remains in a massive climate change-driven drought which is the region s worst in more than two decades, as well as the region s worst in 1,200 years. as you saw in the piece, one unusually wet and snowy winter isn t enough to magically ecrim race this crisis. states and industry will have to keep looking for ways to use less of this dwindling resource. john? such a beautiful place.