Water Cycle 水循环 All the oceans on earth are salty, while inland water is typically fresh. How does water become salty? We'll answer a listener's question -- today on Earth and Sky. DB: This is Earth and Sky. We recently visited the Austin Childr

发表于:2018-12-07 / 阅读(82) / 评论(0) 分类 (科普英语)Earth and Sky

Fire Cycle 火灾规律 The El Nino phenomenon of 1997-98 unleashed torrential rain in some parts of the world, while creating abnormally dry conditions in others. And it sparked record numbers of wildfires. Learn more about climate and wildfire -- toda

发表于:2019-01-02 / 阅读(126) / 评论(0) 分类 (科普英语)Earth and Sky

This is Scientific American's 60-second Science. I'm Karen Hopkin. This will just take a minute. About a billion years from now, some scientists say, the sun will be too bright for comfort, and our formerly hospitable planet will no longer be able to

发表于:2019-01-08 / 阅读(55) / 评论(0) 分类 Scientific American(六)月

The Obama administration and a top Republican lawmaker agree U.S. Central Bank Chief Ben Bernanke is likely to be confirmed for another term as the nation's top monetary official. To some in Washington, Federal Reserve Chairman Ben Bernanke is the ma

发表于:2019-01-13 / 阅读(31) / 评论(0) 分类 VOA标准英语2010年(一月)

The government said that work on the first seven cycle tracks which were promised earlier this year will start in the summer. This will cost $9 million. Another $41 million will be spent later. Together these cycle tracks will be called The Great Rid

发表于:2019-01-27 / 阅读(105) / 评论(0) 分类 新西兰英语

Classical music fans in Beijing are now embracing a massive work-the complete cycle of Beethoven's 9 symphonies with The Deutsche Kammerphilharmonie Bremen. Paavo Jarvi, an internationally famous Estonian conductor, is the artistic director of the or

发表于:2019-02-14 / 阅读(122) / 评论(0) 分类 2017CRI中国国际广播电台