单词:lead tungstate (ahaite)
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By Brian Wagner Miami 13 July 2007 The governor of the southern U.S. state of Florida has signed some of the nation's toughest laws aimed at reducing greenhouse gases. In Miami, VOA's Brian Wagner reports that environmentalists are urging Florida and
Water Crisis in US City a 'Disaster, Not Just an Emergency' Civil rights activists, politicians and residents are calling the contamination of drinking water in an urban U.S. city a disaster, not just an emergency. Michigan Governor Rick Snyder recen
AUDIE CORNISH, HOST: It's been two years since the peak of the drinking water crisis in Flint, Mich. The state has spent more than $16 million to distribute free bottled water to residents. That program ends this week even as some residents say they
By Peter Heinlein Addis Ababa 04 December 2007 Secretary of State Condoleezza Rice is set for talks Wednesday in the Ethiopian capital, Addis Ababa, home of the African Union, to explore peace prospects in conflict zones from Sudan and Somalia to the
By Cathy Majtenyi Nairobi, Kenya 06 December 2007 Kenya's capital, Nairobi, is home to one of Africa's largest dumpsites. A recent United Nations study found that nearly half of the children surveyed who live near the dumpsite suffer from serious med
Obama maintains slight lead in battleground states in polls WASHINGTON, Nov. 3 (Xinhua) -- New polls released Saturday showed U.S. President Barack Obama continued to enjoy a slight lead in all important battleground states of Florida and Ohio, as he