Elephants and lions used to roam the Great Plains, and some scientists would like to put them back. But can we really hope to restore the world to its "original" state?
Out with the Tater Tots and the high-fructose corn syrup; in with the veggies and the organic milk. One woman’s crusade to transform the public school lunchroom.
If you wanted to examine all the stunning complexity of the world from an environmental perspective, and distill it into one place on the map, you might as well tackle India.