Christopher Leonard: David Koch was the ultimate climate change denier

A few years ago, I was sitting in the book-lined study of an elegant condo with a view of downtown Washington, interviewing a former senior Koch Industries lobbyist about his job. I asked him what got him up in the morning when he worked for Koch. He gave me a one-word answer: “Carbon.”At the time, I had been reporting for years on Koch Industries, one of the largest and most confusingly complex private companies in the world. Its annual revenue is larger than that of Facebook, Goldm