Throughout the summer of 1987, Jim Carrier traveled the length of the Colorado River from its headwaters in Rocky Mountain National Park to its outlet in the Gulf of California. Along the way, three times a week, he wrote a column for the Denver Post, published on the front page under the logo, Down the Colorado.The idea was to tell the story of this great river of the West in a way that combined a journey with the issues that surround water in the...