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Three radio stations in the United States mainly broadcast one thing: the official time. The three are radio stations WWV and WWVB, in the state of Colorado, and WWVH, on the island of Kauai in Hawaii. They send out signals that are used by millions
2018年VOA慢速英语(九)月
By Zulima Palacio Washington, DC 05 May 2006 watch Hydro Power report For a long time, hydropower was considered the original renewable energy resource. In many countries, hydropower represents a high
2006年VOA标准英语（五月）
Many Along Mekong River Concerned About Hydropower Expansion Ek Than's family has lived in this remote Mekong village in northern Kratie, Cambodia, for more than three generations. As dams have popped up in China, as well as on upstream tributaries,
VOA标准英语2012年(四月)
Laos Faces Pressure to Alter Hydropower Ambitions Laos plans to build a hydropower dam on the lower Mekong River, but neighboring countries say more study is needed. Analysts say the high-level opposition puts pressure on Laos to alter its hydropower
VOA标准英语2011年(四月)
Vietnamese officials are criticizing the Lao government's controversial plan to build a dam on the Mekong River. Analysts say opposition from Vietnam and other lower Mekong countries could force Laos to scale back its hydropower ambitions. Vietnamese
VOA标准英语2011年(三月)
00:00/03:46 Cambodia's biggest hydropower dam is near completion in the country's northeastern province of Stung Treng. The China-invested, 400-megawatt project will begin operation in November and is expected to substantially benefit the lives of lo
2017CRI中国国际广播电台