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Author
Language
English
Description
Looks at some of the visible ways that the earth can be changed in a matter of minutes, and discusses how the natural forces involved in earthquakes and volcanoes can raise mountains, build islands, change weather and help to produce varieties of plants and animals.
10) Oceans & rivers
Author
Language
English
Description
Looks at the element that covers nearly three-quarters of our planet, and describes the water cycle, ocean waves and river currents, and the threat that human carelessness and exploitation pose.
Language
English
Description
Introduction to trees: What to look for -- Broadleaf deciduous trees: Birch, alder & beech -- Elms & poplars -- Hornbeams & willows -- Oaks -- How a tree grows -- Hawthorn & sycamores -- Maples -- Buckeyes & ashes -- Walnuts & hickories -- Other broadleaf trees -- Leaves -- Ornamental trees: Fruit trees -- Crab apples & pear -- Cherry trees -- Trees with pods of seeds -- Magnolias & others -- Other ornamental trees -- From flower to seed -- Evergreen...
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