标签:Plants 相关文章
By John Russell Our England is a garden, and such gardens are not made by singing: -Oh, how beautiful! and sitting in the shade. Rudyard Kipling, The Glory of the Garden Are gardens a recent invention? The modern garden has a history going back many
Well, hearing that Odyssey had found subsurface water on Mars was enormously exciting for somebody who is involved in planning to send humans to Mars. Water has a number of important uses for us. At t
By Jerilyn Watson Broadcast: November 20, 2003 This is Steve Ember with the VOA Special English Education Report. Educational gardens called
By Mario Ritter Broadcast: August 25, 2003 This is Bill White with the VOA Special English Agriculture Report. Plant scientists consider them fruit. Most other people think of them as vegetables. What
This is Whats Trending Today. Last week, the American space agency NASA announced it was looking for a Planetary Protection Officer. Many people discussed the job on social media. The Washington Post called the jobs title one of the greatest ever con
US Sets Mercury Pollution Limits from Power Plants 美规定对发电厂进行汞污染限制 The United States government has ordered the country's coal-burning power plants to reduce mercury polluti
By Mario Ritter Broadcast: September 9, 2003 This is Steve Ember with the VOA Special English Agriculture Report. For many people, growing crops on a small piece of land is not a business. For them, a
One of the concerns about working with genetically modified crops has been that vegetation growing in agricultural fields might escape out into the world. Now, for the first time in the U.S., researchers report a large population of GM crops beyond t
Plants are sitting ducks for every hungry herbivore that wanders past. But for some greens, a little grazing is the best thing that can happen. They grow back faster and fuller and make more seeds than they would have if left alone. Now scientists kn
Global warming might seem like a mechanic boom after all milder temperatures in more carbon dioxide and nitrogen should feed flower. But ten years study has found that any initial positive effect on plants from climate change may soon disappear. The
Cohesion-tension Theory Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. Until the end of the ninete
ENVIRONMENT REPORT -June 28, 2002: Rooftop Gardens By Cynthia Kirk Chicago City Hall This is the VOA Special English ENVIRONMENT REPORT. Officials in Chicago, Illinois, are hoping to help the environm
[ti:UNIT 2 Plant a Plant! Lesson 16: Unit Review] [0:00.193]UNIT 2 [0:01.853]Plant a Plant! [0:03.512]Lesson 16: [0:05.287]Unit Review [0:06.831]Ⅰ. Building Your Vocabulary [0:10.111]A. Fill in each blank with the proper word from the list. Use the
[00:-1.00]Discuss these questions with your partner. [00:-2.00]1.How do plants and animals live together? [00:-3.00]2.What do human beings need to survive? [00:-4.00]3.What do plants and animals need to survive? [00:-5.00]4.What do animals do to surv
Cactuses 仙人掌 Cactuses are very unique plants. 仙人掌是非常奇特的植物。 They live in hot and dry places like deserts. 它们生活在类似沙漠这样的炎热干旱地带。 They usually don't have leaves 它们通常没有叶子。
Fossil 化石 Fossils are the ramains of animals or plants. 化石是动物或植物的遗骸。 They are usually inside of rocks. 它们通常在岩体内。 They are typically more than ten thousand years old. 它们通常有一万多年的历史。
This is the VOA Special English Agriculture Report. The search for new fuels has led some researchers to algae. Algae is a name for thousands of different organisms. They include single-celled plants as well as kelp and other large plants. Blue-gree
This is the VOA Special English Agriculture Report. The search for new fuels has led some researchers to algae. Algae is a name for thousands of different organisms. They include single-celled plants as well as kelp and other large plants. Blue-gree
This is the VOA Special English Agriculture Report. Scientists are working to develop crop plants that can reduce the amount of water used for agriculture. Almost sixty percent of the world's freshwater withdrawals from rivers, lakes and other water
PEOPLE IN AMERICA - Barbara McClintock, 1902-1992: She Made Important Discoveries About Genes and Chromosomes She was the first American woman to win an unshared Nobel Prize. Transcript of radio broadcast: 03 May 2008 VOICE ONE: Im Doug Johnson. VOI