Voice of America: VOICE ONE: I’m Steve Ember. VOICE TWO: And I’m Barbara Klein with EXPLORATIONS in VOA Special English. Today we explore ways in which local governments around the world are working to protect the environment. These "green cities" are working to reduce energy use and pollution in new and creative ways. Such efforts by city governments not only help reverse the effects of climate change. They also help governments save large amounts of money on energy costs. And, …