PSS - Test 1 - Biomes Are plants important for humans? -food‚ clothing‚ shelter‚ aesthetics‚ health - oxygen; captures energy from the sun - absorption of contaminants from air‚ soil‚ & water -medicines‚ cosmetics - erosion control - web of life Where do plants grow? -natural plant systems -human cultivated systems Natural plant systems -areas where plants grow naturally -ecosystems; many different types occur on Earth -natural systems are beneficial for humans (ecosystem
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different part of the world‚ and the most spatacular place that caught my attention was the tropical rain forest.Tropical rainforests cover about 6% of the Earth’s total land surface. They are mainly located around the belt at the equator. The climate of the rainforest is warm most of the year and has a lot of rain through most of the year. The climate is perfect for animals and plant growth. Even though the rainforests cover such a little amount of land mass of the Earth‚ they are home to the largest number
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The tropical rain forests once blanketed the Earth like a wide green belt around the equator. Just a few thousand years ago forests covered 14 percent of the Earth ’s land surface‚ or 5 billion acres. Humans already have destroyed half of this rain forest area‚ with most damage occurring in the last 200 years. Many of the main causes of the rainforest destruction include: logging‚ agriculture-shifted‚ cultivators‚ agricultures-cash‚ crops and cattle‚ ranching‚ fuelwood‚ large dams‚ mining and
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Amazon Rainforest I am an explorer and I just returned from an expedition to the Amazon rainforest. The Amazon rainforest was amazing and there lots of facts that I would like to tell you about: [pic] The Rainforest grow around the equator. The hot‚ steamy conditions are perfect for plants. [pic] In fact‚ rainforests contain the largest diversity of plant and animal life on earth; many species are still unidentified. Rainforests form distinct layers‚ providing homes for animals at all levels
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Rain Forest Biome Table Of Contents Climate The Four Levels of the Rainforest. Plant Life Animals Have you ever been to a rainforest? Well knows your chance for a limited time offer since many rainforests are disappearing see them now. Let me explain the wonderful reasons why you would want to go to the rainforest. Think about it. Imagine a foggy forest with birds churpping and monkeys calling. Also you would get to see very rare plants and trees. All this and more when you come to
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* TROPICAL GRASSLANDS (SAVANNAH) This is grassland with scattered individual trees. They cover almost half the surface of Africa*(about % million sq. miles generally central Africa) and large areas of Australia‚ South America and India. REGIONAL CLIMATE The climate is warm and hot Rainfall is about 50.8 to 127 cm annually. SOIL ORDERS The soil is porous with rapid water drainage. Contains a thin layer of humus. DORMINANT GROWTH FORMS Rhodes grass and red oat grass‚ in East Africa Star grasses and
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Amazon Rainforest: Clear-Cutting the Myths. There has been talk for years about the destruction of the Amazon rain forest. However‚ the Amazon is one of the most intact and least-endangered forests on the planet. The claim that the rain forests are being destroyed "at a rate of 20 football fields a minute" is false.
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The rainforests of the world all have one thing in common: they are all based around the equator and the tropics. Without them‚ many of our household products such as wooden furniture and basic necessities like coal and even air would not exist. We are losing all of our raw materials up just as we are beginning to appreciate their true value. Rainforests once covered 14% of the earth’s land surface; now they cover a mere 6% and scientists estimate that the last remaining rainforests could be drained
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the Indian Ocean. The rainforests of Madagascar are located in very humid‚ low-elevation‚ and narrow regional strips along the east coast of the island. The Madagascar rainforest is just another ecosystem‚ it actually acts as a home to many endangered species including the silky sifaka‚ sportive lemur‚ and the red-ruffed lemur. Another very important species that is indigenous to this rainforest is the rosy periwinkle‚ which is used to cure leukemia. Furthermore‚ rainforest are distinguished by receiving
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THE LAST PARADISE ON EARTH The beauty of the Amazon Rainforest is incredible. To see it‚ is to have an awe-inspiring experience. “The Amazon Rainforest has evolved over millions of years to turn into the incredible complex environment” (Amazon Rainforest) It is a beautiful landscape filled with some of the most beautiful animal and plant species on earth (see figure 1) .and is one of the world ’s greatest natural resources. The Amazon Rainforest produces about 20% of the earth’s oxygen because its
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