VOA慢速英语2003年-农业与经济 Soil Conservation Meth

By Gary Garriott Broadcast: July 29, 2003 This is Bill White with the VOA Special English Agriculture Report. Soil conservation efforts protect soil from wind and water that can blow or wash it away.

TED演讲:如何随处种小型森林

I'm an industrial engineer. 我是一个工业工程师。 The goal in my life has always been to make more and more products in the least amount of time and resources. 在我的生命中一直追求的目标，是用最少的时间和资源，做出更

银行英语对话-Minimum Balance Requirements(1)

A: I would like to open an account today. B: What kind? A: I want to open a checking account. B: You need to keep a minimum balance. A: How much is it? B: You need at least $100 in your account. A: Is that all? B: Yes. Thats the minimum. A: What happ

英国学生科学读本 第92期:一盒火柴(2)

The little splints of wood which we call matches are made out of deal or pine wood which has been soaked in melted paraffin wax to make it burn more easily. 这种被我们称之为火柴的薄木片由欧洲赤松（松树）制成, 在液体的石蜡

英文书摘精选 Matches火柴

Have you ever had a problem getting a match to light? If so, you might be using the wrong type of match. There are actually two different types of matches: safety matches and strike-anywhere matches. 以前你点燃火柴时有没有点不着的时候呢

TED演讲：中美洲南部的园丁游击队员(3)

See, I have a legacy in South Central. I grew up there. I raised my sons there. 瞧，在洛杉矶我有了遗产。我在那里成长，我在那里养育我的儿子。 And I refuse to be a part of this manufactured reality that was manufactured fo

TED演讲：改变荒漠现状,扭转气候变化(2)

I took this picture in the Tihamah Desert while 25 millimeters -- that's an inch of rain -- was falling. 这张照片是我在提哈迈沙漠拍的下着25毫米（一英寸）的雨。 Think of it in terms of drums of water, each containing 200 lite

TED演讲：改变荒漠现状,扭转气候变化(4)

Clearly, we have never understood what is causing desertification, which has destroyed many civilizations and now threatens us globally. 显然，我们从未明白什么导致了荒漠化，这种荒漠化已经毁掉了很多的文明社会，而现在

TED演讲：改变荒漠现状,扭转气候变化(5)

This picture is a typical seasonal grassland. 这张图是典型的季节性草原。 It has just come through four months of rain, and it's now going into eight months of dry season. 刚刚经历了4个月的雨季，将要进入8个月的旱季。

TED演讲：改变荒漠现状,扭转气候变化(6)

So let's do that. So on this bit of grassland, we'll do it, but just in the foreground. 那就做吧。我们将在这块小草地上实验这种方式。这只是一开始的样子。 We'll impact it very heavily with cattle to mimic nature, and we'

TED演讲:论生物多样性(2)

In so doing, I reached a frontier of biology so strange, so rich, 通过这样的方式，我来到一个非常古怪却又非常丰富的生物学领域， that it seemed as though it exists on another planet. 简直就像降临到别的星球一样。

Mars Rover to Begin Taking Soil Samples This Week

Mars Rover to Begin Taking Soil Samples This Week Jessica Berman NASA engineers say the Mars rover will begin taking its first soil samples as soon as it departs the landing platform . Engineers say t

SSS 2010-12-02

This is Scientific American's 60-Second Science, I'm Christopher Intagliata. Got a minute? Life on earth requires six basic ingredientscarbon, hydrogen, nitrogen, oxygen, sulfur and phosphorus. Those six elements are the building blocks for DNA and R

VOA慢速英语-Agriculture Report - Special Feed for Swine May Help

This is the VOA Special English Agriculture Report. Hogs at an Ohio farm Research shows that waste from pigs that are fed a special kind of corn may help a farmer's crops. And it also may help the environment. Any farmer who raises swine knows that

2007年VOA标准英语-Ukrainian Officials Predict No Long-Term Conseq

By Peter Fedynsky Moscow 18 July 2007 Officials in Ukraine are assessing the damage of a train crash in western Ukraine that sent huge clouds of burning phosphorus billowing into the air. The accident, which took place Monday, is raising health conce

美国国家公共电台 NPR Figure Out How To Cheaply Fix Algae Blooms And Win $10 Million

MARY LOUISE KELLY, HOST: Summertime brings algae blooms to many parts of the country - those mats of bright green organisms that can blanket waterways. In places like Florida's Lake Okeechobee, the blooms hurt tourism. They kill fish. They threaten w

TED演讲:变得更健康的不能说的秘密(6)

I want to show you some brave souls who've had the courage to embrace this advanced potty training approach. 我想要给你们展示这些英勇地灵魂，就是那些有勇气去拥抱这种先进如厕技术地人们。 So those folks in New Mexi

TED演讲:变得更健康的不能说的秘密(5)

Number one: we can fertilize our food. 第一：这能为我们的食物施肥。 Each one of us is pooping and peeing something that could fertilize half or maybe all of our food, depending on our diet. 我们每个人都产生能够肥沃我们一半

万物简史 第130期:基本物质(2)

The commercial potential for the stuffwhich soon became known as phosphorus, from Greek and Latin roots meaning light bearingwas not lost on eager businesspeople, but the difficulties of manufacture made it too costly to exploit. An ounce of phosphor

英语听力文摘 English Digest 667 火柴

Matches Striking matches, on this Moment of Science. Have you ever had a problem getting a match to light? If so, you might be using the wrong type of match. There are actually two different types of matches: safety matches and strike-anywhere matche