From VOA Learning English, this is Science in the News.I'm Anna Matteo.And I'm Christopher Cruise.Today on the program, we look at our natural world.We report on the price of air pollution on human lives.We have details from a different report that says last year was one of the warmest ever.We look at the effect wind farms could be having on the severity of ocean storms.And we tell how scientists are hoping to use the power of the ocean to produce energy.The World Health Organization says air pollution is now the world's single-largest environmental health risk.A new report from the WHO says seven million people died in 2012 because of air pollution.That is more than two times as many as the number estimated in 2008.Air pollution is an international problem.The World Health Organization says one in eight people die from air pollution, from both inside buildings and outside.
