单词：non-renewable mineral
单词：non-renewable mineral 相关文章
By David Lewis A natural resources watchdog group issued a report Tuesday warning that smuggling and corruption are costing the Democratic Republic of Congo millions of dollars a month in lost revenue
VOA2004（下）--世界经济
（A segment of President Obamas speech to a joint session of Congress on February 24th dealing with energy and basic research:） We know the country that harnesses the power of clean, renewable energy will lead the 21st century. And yet, it is Chin
Scientific American(二)月
A new report said investing in renewable energy would not only help reduce heat-trapping greenhouse gasses, but create a booming industry and help the global financial crisis. From Paris, Lisa Bryant has more on the report. The report from environme
VOA标准英语2008年（十月）
Harnessing the Mineral Wealth of Poor Countries 新方针指导贫穷国家正确利用其丰富矿藏 Developing countries with potential mineral riches have often fallen prey to corruption and mismanagement. As a result, theyve failed to benefit fr
VOA标准英语2012年(二月)
Cameroon's new mineral research center will begin operations this year. South Korean mining researchers are making trips to Cameroon to determine the overall cost of the facility, to be located in the capital, Yaounde. They say the center will cost s
VOA标准英语2011年(二月)
The Forgotten Renewable: Geothermal Energy Production Heats Up MICHEL MARTIN, HOST: We're going to hear now about a different natural resource - geothermal reservoirs. They are all across the American West, and they could be used to power millions of
2018年NPR美国国家公共电台2月