Agence France-Presse: US House Speaker Nancy Pelosi said Thursday that the initial progress Congress has made on a climate change bill was a “game-changer” in her recent talks in China ahead of a major UN conference. “Frankly, it was a game-changer for us in our discussions in China, that the US was ready to do something very substantial, and that, therefore, it was important for China to do so, as well,” Pelosi told reporters. Pelosi’s visit to China last week came after the House Energy and …