Washington Post: The climate bill approved by the House last month started out as an idea — fight global warming — and wound up looking like an unabridged dictionary. It runs to more than 1,400 pages, swollen with loopholes and giveaways meant to win over un-green industries and wary legislators. Here are answers to some key questions about the bill. How would it work? The legislation sponsored by Reps. Henry A. Waxman (D-Calif.) and Edward J. Markey (D-Mass.) would set a limit on …