Tree Plantations Introduction For over 10‚000 years‚ man has been the greatest factor affecting biodiversity through habitat destruction and fragmentation‚ overexploitation and pollution. With an ever increasing population and human activities‚ man is consuming more and more natural resources by increasing the use of energy‚ fuel‚ and production of consumer products that are not necessarily needed. Man is very egotistic and believes that he owns everything that he has discovered; using most
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Savannas are located in many parts of the world‚ especially in Africa. Nearly half of Africa is considered to be a Savanna‚ it is the largest of them all. The African Savanna biome is located between latitudes of 15 degrees North and 30 degrees South. Here‚ the ecosystem includes warm temperatures year-round with high seasonal rain in the summer. Dry seasons bring about four inches of rain and occur about seven months in the year. In the months of October to March this dry period happens in the southern
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In Detroit‚ Michigan of 2002 many ash trees in the hardwood forests of Michigan and in urban areas were unexpectedly dying prematurely and researchers began investigating the problem. As they investigated trees‚ they found tunnels throughout the inside of the tree. The problem turned out to be an insect no longer than 12 millimeters known as the emerald ash borer. Many 10s of millions of dollars have been spent and more than 200 million trees have died or have been sacrificed in efforts to eradicate
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If you fear one of the trees in your yard has one of the many North American tree diseases that are plaguing a variety of tree species‚ you want to call the experts to have the tree treated or removed. If the tree is already dying‚ you’ll want to have it removed from your property. A dying tree can cause a lot of problems for you and around the property. Here are a few reasons why you should consider immediate removal. Prevent Liability Issues There are a variety of things that can go wrong when
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Watershed Management and Soil Erosion Forests provide a buffer to filter water and to hold soil in place. They sustain water and soil resources through recycling nutrients. In watersheds where forests are degraded or destroyed‚ minimum flows decrease during the dry season‚ leading to drought‚ while peak floods and soil erosion increase during the wet season. Flooding along the Baram River in Sarawak has increased significantly since logging began‚ the major floods occurring in 1979 and 1981.168
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VALUE OF TREES Trees are an integral part of our environment. Both man and the animals cannot survive without trees. We get food‚ medicine‚ wood and shelter from trees. Trees beautify the environment. We get the most needed rain because of the trees. Trees have a great influence upon climate. Trees preserve moisture. The leaves of a tree are always giving off moisture and this constant evaporation cools the surrounding atmosphere. Trees on hill sides stop the soil erosion and prevent destructive
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West Fraser Timber further cutting capacity Hank Ketcham‚ CEO of West Fraser Timber Co. Ltd.‚ said that lumber producers will have to further reduce capacity because of low product prices. He said that to determine the right operating strategy‚ “we’re looking at our operations daily.” West Fraser’s output has already been cut “by 13 percent during the long recession in the forest industry.” Because of the collapse in the housing market‚ the industry has gone through “extensive suffering”‚ and has
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Illegal logging is the harvest‚ transportation‚ purchase or sale of timber in violation of laws. The harvesting procedure itself may be illegal‚ including using corrupt means to gain access to forests; extraction without permission or from a protected area; the cutting of protected species; or the extraction of timber in excess of agreed limits (see Box 1). Illegalities may also occur during transport‚ such as illegal processing and export; fraudulent declaration to customs; and the avoidance of
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Ecosystem Composition of the Valdivian Temperate Rainforest One of the world’s largest temperate rainforests is the Valdivian Temperate Rainforest (Wade et al. 2008). The Valdivian Temperate Rainforest ranges along the Pacific coasts of southern Chile and Argentina in South America‚ between 36 and 47° S latitude. This forest occurs in the temperate broadleaf and mixed forests biome (Perry et al. 2008). The broadleaf evergreen flowering trees that dominate the Valdivian are believed to have evolved
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The Amazon Rainforest needs to be protected! If we do nothing to save the rainforest‚ our planet will be permanently damaged and there will be nothing we could do about it. The rainforest is basically the lungs of the earth. The carbon that will be released into the atmosphere will heat up the earth‚and possibly kill many plants‚ animals‚ etc. People are also doing things in the amazon that are killing many species of plants‚ animals‚ etc. Also‚ do do what is threatening these animals‚ developers
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