初[始]轨[道]计算

Some are remain length of the last ice-age, and alpine glaciers are quickly disappearing. There was hard strong evidence that years of rising temperatures are melting away austral gob ice berg glacier. Records here day back to the 19th century, and

发表于:2018-12-05 / 阅读(49) / 评论(0) 分类 国家地理2008年

Each year, millions of people visit the 4,570-meter-high Baishui Glacier in southern China. Scientists say it is one of the worlds fastest-melting glaciers. The huge body of ice is in the southeastern edge of a Central Asian region called the Third P

发表于:2018-12-08 / 阅读(50) / 评论(0) 分类 2018年VOA慢速英语(十)月

SCIENCE REPORT – February 20, 2002: Pine Island Glacier By Jerilyn Watson This is the VOA Special English Science Report. Scientists have expressed much interest in the development of a huge new ice

发表于:2019-01-02 / 阅读(61) / 评论(0) 分类 科技之光

By Jeff Swicord Glacier National Park, Montana 03 September 2007 National parks in the United States are revered for their natural beauty and wildlife. They are fragile ecosystems that are cared for and preserved for future generations. Because of th

发表于:2019-01-08 / 阅读(107) / 评论(0) 分类 2007年VOA标准英语(九月)

Glacier Bay: A Land Reborn This week in our travels through Americas national parks, we revisit the state of Alaska. The northernmost state is home to eight major national parks. Today, we visit one of its most famous parks Glacier Bay. This huge par

发表于:2019-01-12 / 阅读(62) / 评论(0) 分类 2016年VOA慢速英语(十一)月

By Anjana Pasricha New Delhi 19 September 2007 India is allowing a group of tourists to visit the Siachen glacier in the disputed region of Kashmir for the first time, despite objections by Pakistan. As Anjana Pasricha reports from New Delhi, thousan

发表于:2019-02-04 / 阅读(100) / 评论(0) 分类 2007年VOA标准英语(九月)
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