Seattle is banning retail stores from giving out single-use plastic bags. Paper bags will cost a nickel.
Google is investing $94 million in solar projects.
As many as 500 million trees died in the Texas drought this year.
India could join the U.S. in officially complaining that China's been selling solar panels at too low a price.
In the Chinese province of Guangdong, protestors are pinning air pollution on a coal-fired power plant and want it moved.