Excerpt: "So long as there's no penalty or cost involved in producing greenhouse gases, there will be no incentive" to meet targets set by international institutions, the mayor told the General Assembly. "For that reason, I believe the U.S. should enact a tax on carbon emissions. "Terrorists kill people. Weapons of mass destruction have the potential to kill an enormous amount of people," Mr. Bloomberg told reporters after addressing the U.N. General Assembly, but "global warming in the long term has the potential to kill everybody."
