标签：Ecosystem 相关文章
保护最后的海洋罗斯海 The Ross Sea is a vast and remote area of water and ice in the Southern Ocean off the frigid coast of Antarctica. It is also home to an unusually diverse and rich ecosystem, unique in its climate and geography, and one
VOA标准英语2016年(十二月)
For a long time, the city of Venice, Italy, has suffered from the combined problems of flooding and sinking. On Monday, heavy winds pushed tides over the citys sea walls, flooding most areas. 很长一段时间里，意大利城市威尼斯都遭遇到
2018年VOA慢速英语(十一)月
New York Bay Cleanup Focuses on Hindu Ritual Items The sound of gentle waves and the call of wild shorebirds are normally all you can hear on the shores of Jamaica Bay Wildlife Refuge, an oasis of nature just a few kilometers from the bustling urban
VOA标准英语2011年(四月)
Treasure Hunt Leads to Invention of Undersea Robot WASHINGTON What started off as a hunt for sunken treasure turned into the invention of a low-cost, undersea robot, easy enough for anyone to use. The underwater robot called Trident grew out of a 197
VOA标准英语2015年(十一月)
Palmisano: I know, evolving is the tricky thing. And evolving it around the world, because our partners are global, theyre not regional. So it，s multi dimensions of the evolution. But I think if we could agree, all of us could agree that this is th
世界500强CEO访谈
Reporter:But back to ease of doing business. Is IBM almost too big for it to be easy to business with? 记者：说到做交易的便利性，IBM公司是不是因为规模太大以至于不能够使得交易简单化呢？ Palmisano: No. I've got to
世界500强CEO访谈
Teens Help Revive California Nature Changed ecosystem Located a little more than an hour off the coast of Southern California by the daily ferry, Santa Cruz Island is a a nature preserve. In the 19th and early 20th centuries, it was used for ranching
VOA标准英语2012年(九月)
It's for the animals. And the animals, you can't replace them if they are gone forever. The beach will return Concern is growing about the effects of the ongoing oil spill in the Gulf of Mexico, and some residents are taking action to try to help. So
VOA标准英语2010年(六)月
Scientists race against time to train people to de-oil birds Nathan King | Dauphin Island, Alabama 19 May 2010 As oil from that major spill in the Gulf of Mexico reaches land, scientists are in a race against time. Just off the Alabama coast, on Daup
VOA标准英语2010年(五)月
An official in Hungary says a toxic sludge spill, which has killed four people, has reached the edge of Europe's second longest river, the Danube. Officials say the sludge has reached the Danube, one of Europe's longest rivers. An official also told
VOA标准英语2010年(十)月
Racing to Save the Cheetah A wild cheetah sprinting across the African savannah has been described as poetry in motion. Dr. Laurie Marker can understand why. The award-winning conservationist and renowned cheetah expert has devoted her life to the pr
VOA标准英语2014年(十月)
Business leaders both in China and overseas are suggesting that companies should be patient and tolerant of risk in order to successfully innovate and develop faster. They are also calling for flexible and up-to-date education to cultivate creative t
2018CRI中国国际广播电台
While some visitors to Singapore expect a high-tech city, there are also some parts of the island that still reflect how it used to look before urban development took over. In one of the main Central Nature Reserves, monkeys still roam freely, living
自然百科2008年
But there are now less than 2,000 living here, and they are becoming rarer all the time.-Before European settlers arrived, much of the coast here was covered in forest. And a lot of that was jungle just like this. This is a vibrant ecosystem in its o
自然百科2014年
Three thousand five hundred meters up in the Sayan Mountains near the Russian-Mongolian border, Siberian ibex search for food. They scratch a living from the meager grasses on the sunnier south facing slopes. But some have a different sort of appetit
自然百科2011年
With all the concerns about global warming and climate change one might ask the question, Why don't species just adapt? Don takes the devil's advocate position and discusses this with Yael. D: Yael, we know global warming is bad, right? I mean, the t
英语时差8，16
SCIENCE IN THE NEWS - Study Measures Environmental Damage from Human Activities By Shelley Gollust Broadcast: Tuesday, April 19, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special Eng
科技之光
By Nancy-Amelia Collins Pramuka Island, Indonesia 26 November 2007 In December, nations will gather on the Indonesian island of Bali to discuss ways to deal with global warming and environmental damage. Indonesia is in many ways a test case for those
VOA常速英语2007年（十一月）
As efforts to try to cap the oil well that has poured millions of gallons of crude into the Gulf of Mexico faltered Saturday, we took a tour of the vast ecosystem along Louisiana coast for a first hand look at what is at stake. The Louisiana coastlin
VOA标准英语2010年(五)月
The former Florida governor Jeb Bush has formally announced that he will seek the Republican nomination for the US presidency. At a rally in Miami, Mr. Bush, whose father and brother have both held the highest of the US office, vowed to fix the count
英语听力精选进阶版