A useful step would be to conclude a global pact to discourage the cutting down and burning of forests, something that accounts for a fifth of the world's carbon output.

一项有益的举措将是，达成一项全球协定，阻止砍伐和焚烧森林——它所产生的碳排放占全球总量的五分之一。

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U.S. officials hope to conclude the partnership pact ahead of a May North Atlantic Treaty Organization summit in Chicago, where alliance leaders are expected to hash out an agreement to support Afghanistan for years to come.

WSJ: U.S. Near Pact to Hand Over Afghan Prison