U.N. sets limits on global airline emissions amid dissent

By Allison Lampert MONTREAL (Reuters) - A United Nations agency approved a landmark accord on Thursday to curb aviation pollution amid criticism the deal, which will cost the industry billions of dollars, fails to trim emissions enough on international flights. The International Civil Aviation Organization's global carbon offseting system, the first such scheme for a single industry, is expected to slow the growth of emissions from commercial flights, costing the industry less than 2 percent of revenues. Airlines will have to buy carbon credits from designated environmental projects around the world to offset growth in emissions.

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