Despite last year’s economic downturn, global wind power capacity kept growing—particularly in China, which has squeaked past Germany to become the world’s second-largest wind power market behind the U.S. China more than doubled installed capacity in 2009 to 25.8 GW, says the Global Wind Energy Council (GWEC). “The biggest difference in terms of expansion comes from local Chinese manufacturers,” says Dheeraj Choudhary, the global renewable-energy business-unit chief at Cleveland manufacturer Parker Hannifin, which has provided hydraulics and other parts for Chinese-made wind turbines for a decade. GWEC reports about 80 domestic wind-turbine makers. Joanna Lewis, assistant professor at Georgetown University,
The 2016 Summer Olympics boating and swimming events have put an international spotlight on what has been a long-running problem in Rio de Janeiro—untreated sewage and trash are clogging up major bays and waterways.