As debate begins on Capitol Hill, the prospects for passing a climate change bill this year are dimming. Increasingly, it appears as though any new law will await a new Congress and a new president.

Quietly and somewhat surprisingly, green groups are cropping up throughout China and are starting to have an impact. In the first in a series on Chinese environmentalists, journalist Christina Larson visits with Zhao Zhong, who is leading the fight to save the Yellow River.