ClimateBiz: The Book Industry Environmental Council said today that it has set goals of cutting the U.S. book industry’s greenhouse gas emissions 20 percent by 2020 — and slashing them 80 percent by 2050. In announcing the ambitious targets, the council pointed to a research report last year that found the industry in the U.S. has a climate impact equivalent to 12.4 million metric tons of carbon. By achieving a 20 percent reduction, the council said, the book industry could knock that …