Hindu: The last round of negotiations before the year-end Cancun climate conference concluded on Saturday with modest progress, officials said, with the talks being slowed down by disagreements between China and the United States. Even as the back and forth between Chinese and U.S. officials continued through Saturday, officials said they were struck by the absence of an Indian voice in the climate debate. "India has been very, very quiet this week," Jacob Scherr, director, global …