Controversy over change... (P4)Fill in the blanks: Day 4Our warming Earth (P6)Choose the answer: 1. According... needed. C. What changes new technology can bring. D. Why clock changing can harm our health.Day ……

. That’s because it takes our Earth about 24 hours to spin (旋转) once.How long is a day on Earth? It is usually about 24 hours. That’s because it takes our Earth about 24 hours to spin (旋转) once ……

Turning off our lights for the Earth HourABOUT 20 Chinese cities joined a worldwide event on March... such as candle-lit dinners and star-gazing (观星) parties. The World Wide Fund for Nature began the Earth ……

) global warming for the hot weather, but most don't know for sure what on earth global warming is. So...温室效应是怎样产生的？环境课让我为祖国担忧。词数 314 建议阅读时间 6分钟AS the weather gets unusually hot, global warming is again ……

are everywhere, but where on earth does global warming come from? How does it relate to our lives? And what can we do to help?Let''s check out The Down-to-Earth Guide to Global Warming, written ……

it is "most likely the Moon would be stripped away from Earth," it states. This would radically upset our...LONDON - Scientists have found an unusual way to prevent our planet from overheating: Move ……

ALL around the world, people are taking action to protect our Mother Earth from global warming... Environment Day themes1989: Global Warming; Global Warning 警惕全球变暖1992: Only One Earth, Care and Share 只有 ……

THE ocean covers about 70 percent of the Earth. So one would think that maybe, there was a part of it that we hadn't got our hands on, yet.Nope. There's no part of the ocean that isn't feeling ……

of the ground.C. Changes in Earth’s crust.C. Changes in Earth’s crust.D. The ground under our...Shaking Earth (P6)Shaking Earth (P6)Choose the answer:Choose the answer:1. What does the underlined ……

减少碳排放，保护我们的地球Our Earth is about one degree1 warmer than it was 100 years ago. A warmer Earth does... sea levels. It may disappear in 50 years.Have a goEveryone can do something to cool our Earth. What ……

to appreciate nature and learn new ways to protect our environment. This year, the theme of World Earth... to protect our Earth? We can start with some small things. Everybody can do a little bit and we ……

because of global warming.  TUCHONGA landslide in Greenland makes the Earth ‘shake’ for a few daysA... from Earth’s crust (地壳). It is the shell (外壳) of our planet that is a bit like the skin (皮肤) of an ……

daily activities like driving cars, warming our houses and running power stations. And pollution doesn...厚厚的大气层象地球的外衣，保护我们不受太阳的辐射的危害。THE atmosphere is a gaseous envelope that surrounds the Earth ……

Turning off our lights for the Earth Hour ABOUT 20 Chinese cities joined a worldwide event on March... began the Earth Hour program. It is an attempt (尝试) to get people to show their concern (关注) about ……

our time with Earth’s rotation (旋转). Our clocks tell us the time according to a strict... the clock. This will match our time with Earth’s rotation (旋转).  ……