A provision attached to Congress’ recent budget deal removed some wolves from the Endangered Species list. The gray wolf in the Northern Rockies became the first animal ever taken off of the endangered species list through legislation, rather than scientific review. Critics of The Endangered Species Act cheered the move, but some environmentalists worry it sets a dangerous precedent. When President Nixon signed the act into law in 1973, it had widespread, bipartisan support. But it’s never been without controversy. As part of our Environmental Outlook series, a look at the new debate over The Endangered Species Act.