Wet America faces growing demand from Dry America

…Many climate scientists believe that one of the early effects of global warming will be a drier American Southwest, placing the future of cities like Phoenix, Las Vegas and Los Angeles in jeopardy. Lake Mead

An enduring Minnesota nightmare is the vision of a great pipeline that begins in Lake Superior. Like a giant flexible straw, it snakes its way west to irrigate Kansas and Oklahoma, finally ending with branches at parched Arizona golf courses and thousands of Los Angeles swimming pools. Although the pipeline is not practical, the bad dream persists, concluding with Lake Superior as a huge replica of those empty mine pits on the Iron Range.

Before the white man, Minnesota was a natural-resource treasure with vast forests of virgin white pine and the world