The language of world leaders speaking on Tuesday at the United Nations climate summit was diplomatic, but the underlying message was clear: There’s friction over the big issue at the conference. The negotiations are focused on delivering a new plan to provide developing countries with funds to adapt to a warming world. Ali Mohamed, Kenya’s climate envoy, said there was widespread agreement that cutting emissions and making countries more resilient to storms, floods and heat would require “trillions” of dollars. But just days into the talks, there were pointed comments from the leaders and squabbling in the negotiating rooms about the details, including exactly how much money should be raised, who should pay, where it should come from and how it should be spent. “How? Where? By whom?” said Mr. Mohamed, the lead negotiator for the African group of countries. “That’s the discussion that’s currently underway.” [A New York Times subscription is required to read this full story]