单词：channel water to irrigate the fields
单词：channel water to irrigate the fields 相关文章
Irrigation Brings Malaria Along with Water 灌溉的水带来疟疾 From VOA Learning English, this is the Agriculture Report. 这里是美国之音慢速英语农业报道。 Irrigation systems can make a big difference in agricultural production. I
2013年VOA慢速英语(八)月
旱灾的成因与影响 Its signs are subtle and slow: the earth dries; water levels fall; the rains do not come; and the land is gripped by drought. At its most basic, a drought occurs when more water is used than isreplenished. It is a balance bet
自然百科2016年
UNIT 50 FILM EXTRACTS Lesson 99 Australia UNIT 50 FILM EXTRACTS Lesson 99 Australia Australia ---- a huge island continent that lies to the south of Asia. Australians ---- a varied people in size, col
英语听力入门 (全四册)
The Florida Everglades are home to alligators, dozens of bird species, beautiful flowers and exotic plants. It's easy to see what attracts people to these places. But Florida's population growth, coupled with farms that require a never-ending supply
国家地理2008年
Its signs are subtle and slow: the earth dries; water levels fall; the rains do not come; and the land is gripped by drought. At its most basic, a drought occurs when more water is used than is replenished. It is a balance between supply and demand,
国家地理2008年
Millions of Americans enjoy playing golf. But golf courses are not known to be environmentally friendly. They demand a lot of fresh water, fertilizers and herbicides to keep them looking green. Thats true of most golf courses. But lets look at one t
国家地理2008年
Millions of Americans enjoy playing golf, but golf courses are not known to be environmentally-friendly. They demand a lot of fresh water, fertilizers and herbicides to keep them looking green. That's true of most golf courses, but let's look at one
国家地理2007年
ENVIRONMENT REPORT - October 25, 2002: Chinook Salmon Deaths By Cynthia Kirk This is the VOA Special English ENVIRONMENT REPORT. American officials say at least twenty-thousand chinook salmon and othe
健康与环境
US India Celebrates 50th Anniversary for Rice That Prevented Famines 印度庆祝大米50周年,使其摆脱了饥荒 The rice plant is called IR8. It was the creation of scientists at the International Rice Research Institute in the Philippines. Sci
2016年VOA慢速英语(十二)月
By Leslie Boctor Cairo 01 August 2006 Roughly 96 percent of Egypt's land mass is made up of desert. Since the time of the pharaohs, the country has relied on a fertile narrow strip along the Nile River to support every aspect of social and economic
2006年VOA标准英语（八月）
Water is a scarce resource in the desert regions of the Middle East. Though disputes over water have come close to triggering wars between nations of the region in the past, diplomats intervened to keep tensions to a minimum. Now a new study suggests
VOA标准英语2010年(十二)月
Millions of Americans enjoy playing golf. But golf courses are not known to be environmentally friendly. They demand a lot of fresh water, fertilizers and herbicides to keep them looking green. Thats true of most golf courses. But lets look at one th
自然百科2008年
The Florida Everglades are home to alligators, dozens of bird species, beautiful flowers and exotic plants. It's easy to see what attracts people to these places. But Florida's population growth, coupled with farms that require a never-ending supply
自然百科2008年
The last great Babylonian king was Nebuchadnezzar. 最后一个伟大的巴比伦国王是尼布甲尼撒。 He lived around 600 BC and is remembered for his feats of war. 他生活在公元前600年左右，他的几次战绩使他出了名。 He fo
世界小史
But the Egyptians knew what they were doing. 但是古埃及人知道他们在做什么。 Every detail is clear: how they used great nets to catch ducks on the Nile, 每一个细节都一目了然：他们如何在尼罗河畔用大网捕鸭， how
世界小史
By Nico Colombant Dakar 22 April 2008 Desertification is pushing further south in West Africa, crossing borders and creating devastating effects on local populations. One example where the desert is advancing is from Mauritania to northern Senegal. V
VOA常速英语2008年（四月）
The Dujiangyan Dam, 45km north of Chengdu, is an ancient technological wonder of the country. More than 2000 yers ago, Li Bing(250-200BC), as a local governor of the Shu State, designed this water control and irrigation dam and organized thousands of
实用英语
With most of us enjoying the wall to wall sunshine this bank holiday, the last thing weve been praying for is rain. For Ray Manning, the showers cant come quickly enough. His family has been growing fruit in Cambridgeshire the last 4o years. Theyve n
英伦广角
Some rivers and beaches in New Zealand are not clean enough. A new report to the Minister of Conservation, Kate Wilkinson, says that we need to do more to protect rivers. Some of the problems with rivers are because too much water is taken out of the
新西兰英语
The Minister for the Environment, Dr Nick Smith, said today that the government will spend money on controlling our fresh water and will make some important laws. New Zealand is number 3 in the world for the amount of water per person. We have many r
新西兰英语