Read e-book online Planet Earth 25 Environmental Projects You Can Build PDF

By Kathleen M. Reilly, Farah Rizvi

Children’s wisdom of the Earth and its ecology will blossom with this attractive consultant to figuring out and enriching the surroundings. the 1st half the instruction manual offers an summary of the flora and fauna and encourages young ones to get their fingers soiled and actively hook up with the surroundings whereas the second one part introduces key environmental issues—wind and solar energy, toxins, endangered species, worldwide warming, and recycling—and posits power strategies. trivialities, enjoyable evidence, and 25 fascinating hands-on tasks examine ecology fundamentals, corresponding to the nutrients chain, oxygen, and animal habitats, in addition to how you can decrease the stress at the Earth’s assets via lowering human waste and intake. actions comprise development a computer virus composting fort, a wind-powered bubble laptop, a Tullgren funnel, and a gardening undertaking that illustrates the weight of overpopulation.

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Not only in obvious ways, like the heating of the earth and water, but also in less direct or obvious ways. When the sun heats air masses they begin to move, which creates wind power. When the sun heats the oceans, water evaporates, enters the water cycle, and falls to Earth, feeding rivers and streams that can then generate energy. The sun's energy from millions of years ago is helping us today, too, in the form of fossil fuels. Long ago, the energy passed from the sun to plants and animals, and stayed in the plants and animals throughout their lifetimes.

AkeYourO n • In - ere The wind created b, a fan will not onl, generate the power to turn this bubble machine on, but also blow the bubbles, too. CUT . OLD RUBBER ~ ~BANDS • Did You Know? Cut eight flaps around the lid and bend the flaps back so they stand up. Don't cut all the way to the center. Leave about an inch and a half circle uncut. The flaps will catch the wind to power your bubble machine. Using the hot glue, carefully glue the small rubber bands around the outside of the lid, spacing them evenly.

Antarctic Circle: the invisible ring around the southern part of the earth that begins at about 66 degrees south of the equator. m m -- milnt~-- mm --mm m ----u akeYourOwn yen Can ,ou harness solar energ, to cook? With this solar-powered oven ,ou can. ) but if ,ou direct the sun's ra,s carefull, onto ,our food, it will actuall, cook. Trace a square on the lid of your pizza box. The square should be about an inch smaller than the lid. Cut three sides of the square from the top of the pizza box. Leave the fourth side (the side along the back) uncut to form a flap.

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Planet Earth 25 Environmental Projects You Can Build Yourself by Kathleen M. Reilly, Farah Rizvi


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