LA Times: The mighty Colorado River, which over millenniums has carved the Grand Canyon, does an unusual thing when it gets south of the Arizona-Mexico border. It dies.
The Morelos Dam -- sitting on the international boundary -- serves as its headstone, diverting nearly all of the river water into an aqueduct that serves agriculture as well as homes in Tijuana.
South of the dam, the river channel travels about 75 miles to the Gulf of California. Except when filled by rains, the channel is bone dry. But...