大学英语六级听力 012

Tropical forests in the world The world's forests are disappearing.As much as one third of the total tree cover has been lost, since agriculture began some ten thousand years ago.The remaining forests are home to half of the world's species,thus beco

新派英语第三册UNIT5

[00:00.00]Unit 5 The Weather [00:06.30]1.Listen and chant. [00:18.54]Rain,Rain,Go Away.Rain,rain,Go away.Come again Some other day. [00:28.37]2.Listen and say. [00:40.50]It's sunny. [00:45.54]It's windy. [00:50.80]It's snowy. [00:56.63]It's rain. [01

VOA标准英语2011--Vines Overwhelming Trees in Rain Forests

Vines Overwhelming Trees in Rain Forests Tropical rain forests in the American Hemisphere and other regions of the world are changing rapidly. Studies conducted over recent decades indicate that increasingly, most of the trees in South and Central Am

VOA标准英语2011--Tropical Storm Lee to Soak US Gulf Coast

Tropical Storm Lee to Soak US Gulf Coast The U.S. Gulf Coast is getting a major soaking this weekend from Tropical Storm Lee. The storm is expected to dump as much as 50 centimeters of rain in parts of the southern states of Louisiana, Mississippi an

新视野大学英语视听说教程 4 Unit 3-7

MODEL2 Things are a bit out of balance. Script John: The seventh straight day of rain. Its too much. Things are a bit out of balance. Susan: Yeah, too much rain here, too little there. Last summer firestorms destroyed many parts of the globe. John: F

大学英语六级听力练习 012

Disappearing Forests The world's forests are disappearing.As much as one third of the total tree cover has been lost.Since agriculture began some ten thousand years ago.The remaining forests are home to half of the world's species,thus becoming the c

60秒科学:Immigrant Dust Feeds Rain Forests

Immigrant Dust Feeds Rain Forests Intercontinental dust helps fertilize lush forests in the Western Hemisphere and Hawaii, noted Oliver Chadwick of the University of California, Santa Barbara, at the annual meeting of the American Association for the

60秒科学:Do Rainforests Create Rain?

Rainforests exist because it rains a lot and that makes the forests grow, right? Well, not so fast. What if its not the rain that makes the forestswhat if its the forests that actually generate the rain? Thats the contention of a paper in BioScience

Destruction of the Indonesian Forests

Broadcast: Jan 24, 2003 By George Grow This is the VOA Special English ENVIRONMENT REPORT. Two environmental groups blame dishonesty1 among Indonesian officials for the continued destruction of the co

美联社一分钟新闻 2008-07-21

1. As he met with the president of Afghanistan, Democratic presidential candidate Barack Obama promised vigor in the fight against terrorism. Obama is on an international trip that will take him to Iraq, the Middle East and Europe. 2.Republican John

SSS 2009-05-07

Rainforests exist because it rains a lot and that makes forests grow, right? Well, not so fast. What if its not the rain that makes the forests? What if its the forests that actually generate the rain? That is the contention of a paper in BioScience

与美国小学生一起学英文第4册 第11期:热带雨林

Rain Forest 热带雨林 Have you ever been to a rain forest? 你去过热带雨林吗？ Rain forests are found around the equator. 热带雨林在赤道附近。 In the rain forests, we only see summer all year long. 热带雨林里终年只有夏季

VOA慢速英语2010-Agriculture Report - Deforestation Decrea

This is the VOA Special English Agriculture Report. The United Nations Food and Agriculture Organization says deforestation has decreased over the past ten years. But it still continues at a high rate in many countries. Deforestation is mainly caused

森林能帮着为世界提供粮食吗?

Can Forests Help Feed the World? 森林能帮着为世界提供粮食吗? Experts predict nine billion people will live on our planet by 2050. They say by that time demand for food will be two times what it is now. Officials are worried about that pr

VOA标准英语2012--African Rainforests Continue to Face Challenges

African Rainforests Continue to Face Challenges The African continent contains about 30 percent of the worlds global rainforests, second only to the Amazon. Scientists and conservationists met at Oxford University to discuss changes the forests are e

VOA标准英语2011--Coastal Trees Help Fight Global Warming

Coastal Trees Help Fight Global Warming A new study says the world's tropical coastal forests store more planet-warming carbon dioxide than almost any other ecosystem. But rapid loss of these forests - known as mangroves - is releasing substantial an

英语听力：自然百科 China's Amazing Flowers 繁花似锦的中国

China has more plants than anywhere else in the temperate regions of the world. In fact, it has almost twice as many kinds of plants as there are in the United States which is about the same size and about three times as many as there are in Europe.

VOA慢速英语20060606a

AGRICULTURE REPORT - Study Finds Only Five Percent of Tropical Forests Are Being ProtectedBy Mario Ritter Broadcast: Tuesday, June 06, 2006 This is Shep O'Neal with the VOA Special English Agriculture

雅思分类词汇：环境资源相关(三)

亚热带生态系统Sub-tropicalecosystems 温带森林Temperateforests 温带林地Temperatewoodlands 树木Trees 热带生态系统Tropicalecosystems 热带森林Tropicalforests 热带森林生态系统

新西兰英语 578 Rain in Northland

Northland has had heavy rain and strong winds for the past 24 hours with flooding in some areas. About 200mm of rain fell last night and it is still raining. Some farm land is flooded. Some roads and schools are closed and the police said that people