Reuters: As international climate talks headed into their final hours on Friday, the head of the United Nations' Green Climate Fund said the fund's future role in delivering tens of billions of dollars in climate aid after 2020 is unclear in the draft Paris deal. At last year's climate summit in Peru, the fledgling fund - set up under the U.N. negotiations - was in the spotlight as countries lined up to make public pledges, bringing its total resources to over $10 billion. The money is to be spent on projects...