When it comes to climate change, states make a difference -- even when compared internationally. If states were ranked individually, six states -- Texas, California, Pennsylvania, Ohio, Illinois and Florida -- would rank among the top 30 emitters internationally.
This map, featured in Science magazine, shows how regions within the U.S. compare to major emitters. The lower 48 states are approximately equivalent to China, Brazil and the United Kingdom combined: or the United Kingdom, Brazil, Russia, India, South Korea and Canada.
World Resources Institute illustrates America's disproportionate emission of greenhouse gases compared to other countries: