How people transformed the Salt River Valley from a desert to an oasis
I've lived in the Phoenix, Arizona area for a long time now. And days like today, with the temperatures getting over 110 degrees, is a reminder that we are in the desert. This is the Sonoran Desert, the Salt River Valley. And if you're wondering why it's so hot, and if it's because of the freeways that were built here, or the buildings, unfortunately, you have it backwards. People didn't make the Salt River Valley hot, it's always been that way. It's in the Sonoran Desert, which has been brutally hot since the last Ice Age ended, about 10,000 years ago. People didn't make a desert here, it already was one, people made an oasis. When people get it backwards, it's a disservice to the people who created this oasis, from the Hohokams to the modern engineers. The first people who did it, hundreds of years ago, we call the Hohokam people. They knew that all they had to do was to catch the water that came crashing through the valley every year, store