ROME (AP) — Leaders of the world’s biggest economies have made a watered-down commitment to seek carbon neutrality “by or around mid-century” as they wrapped up a two-day summit.

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The Group of 20 meeting in Rome is laying the groundwork for the U.N. climate conference in Glasgow, Scotland that opened Sunday.

The final communique says the G-20 leaders also agreed to end public financing for coal-fired power generation abroad.

China and India said they have not target for phasing out coal domestically. In the mean time those countries are building more coal power plants.

Without solid commitments, momentum could be lost for the larger annual talks in Glasgow.

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