Christina Jackson Environmental sciences ECOSYSTEMS RAINFOREST By: Christina L. Jackson The business dictionary definition of rainforest is a dense forest of evergreen trees growing in regions of heavy year-round rainfall in tropical latitudes (such as Amazon Basin‚ Borneo‚ New Guinea‚ North-East India‚ and Zair Basin) and warm temperate latitudes (such as Eastern Australia‚ Florida‚ South Africa‚ South Brazil‚ South and Central China‚ South Japan‚ and New Zealand’s North Island). Nearly half
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typically part of shifting cultivation agriculture‚ and of transhumance livestock herding.[1] Older English terms for slash-and-burn include assarting‚ swidden‚ and fire-fallow cultivation. Today the term "slash-and-burn" is mainly associated with tropical rain forests. Slash-and-burn techniques are used by between 200 and 500 million people worldwide.[2][3] In 2004 it was estimated that‚ in Brazil alone‚ 500‚000 small farmers were each clearing an average of one hectare of forest per year. The technique
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Running Head: THE EFFECTS OF GLOBAL WARMING ON RAINFORESTS The Effects of Global Warming on Rainforests Denine Fields Introduction to Logic November 8‚ 2012 Abstract Global warming is something that humans are aware of‚ yet efforts to reverse the current situation are not a priority on the list of things to be corrected. Global warming affects plants‚ animals‚ and humans; and if there are no immediate changes‚ the world‚ as we know it‚ will cease to exist. Contents of Paper Global warming is the
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Importance of Maintaining the Biodiversity of Tropical Rain Forests Biodiversity is the variation of plant and animal life in a certain habitat‚ in other words it is the variation of life forms within a particular ecosystem. All the living species depend on each other and this is where biodiversity comes into play. According to some research 90 percent of all plant and insect and animal species exists in the tropical rain forests. Biodiversity in tropical rain forests is vital since the large amount
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that most likely encouraged the biodiversity that exists today in the tropical forest? a tropical rain forest represents a closed system using insect or animal pollination in which species evolve independently of other ecosystems 2.) An examination of biodiversity in tropical rain forest indicates that this habitat occupies ____ of the earth’s surface and contains ______ of all plants and animals on earth. 7% 50% 3.) Tropical rain forests soils are said be poor essentials minerals‚ but growth in
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At least 42 million acres of tropical forest are lost each year‚ an area the size of Washington State. This equals about 100 acres a minute. An estimated 50‚000 species of plants and animals‚ mostly plants and invertebrates and mostly in the tropics‚ are condemned to extinction every year‚ an average of about 140 a day. The forests of today are comprised of 50% boreal (mainly northern conifers)‚ 44% tropical and 3% temperate areas. Most of the original temperate forests have been cleared so
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should be done. TROPICAL RAINFORESTS Tropical rainforests are important to everyone‚ not just to the plants and animals living there. Nowadays‚ the areas covered by rainforests around the world are rapidly shrinking‚ and many countries that have tropical rainforests are poor. These are very big threats that will influence extremely not only nature‚ economy‚ culture but also heath and longevity of human. Therefore‚ it is very necessary to make a conversation about tropical rainforests. Today‚ a few
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Amazon Rainforest Part 1 1. The name of the ecosystem you are researching? Amazon Rainforest ecosystem. 2. A map of the area where the ecosystem is located. 3. An explanation of the key abiotic components of the ecosystem? That are non-living chemical and physical factors in the environment‚ which affect ecosystems. A good example is that a lot of small bushes and shrubs would not be able to live here because all the really tall trees would block most of the sunlight causing a lack
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05 November 2012 Deforestation in third world countries It is said that Mother nature has given many responsibilities to the trees. Without the trees in the rainforest‚ it could have global implications not just on life but the quality of life to all living things. Trees in the rainforest improve the quality of the oxygen that all creatures breathe by trapping carbon and other particles produced by pollution. Trees also determine rainfall and replenish the atmosphere. As more water is able to be
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Biodiversity: Deforestation Deforestation is a threat to biodiversity because deforestation increases the chances of animal/plant extinction. In the Amazon‚ around 17% of the forest has been lost in the last 50 years. Causes of Deforestation Deforestation is the permanent destruction of forest in order to make the land available for other uses such as… For fuel Space for housing and urbanization To create commercial items such as paper‚ furniture‚ and homes To create rare and highly priced
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