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Audrey, Mari, and Alex Temperate Deciduous Forest—period 1 AP Environmental Science [email protected] http://www.blueplanetbiomes.org/deciduous_forest.htm http://www.nhptv.org/natureworks/nwep8c.htm http://www.nhptv.org/natureworks/nwep8c.htm http://www.ehow.com/facts_7867568_environmental-problems-temperate-deciduous-forests.html Turning a New Leaf Temperate Deciduous Forest Features of the Forest: The soil is fertile and makes for a great agricultural region. It is known for its abundance of deciduous trees which change color and fall in autumn and regrow come spring. It receives rain year round which develops a species-heavy biome with organisms from maple and birch trees to wild flowers on the forest floor. The forest is almost always located near bodies of water and includes water sources at the sites. Climate: The temperature is generally mild. The average annual temperature per year is about 50 degrees Fahrenheit. The forest receives about 30-60 inches of precipitation per year which develops a strong ecosystem for many organisms living in the rich soil at the forest floor. Seasonal Information: The best time to visit is during the summer (particularly July)—the average temperature in the summer is about 70 degrees Fahrenheit, not too hot or cold. There are four seasons: fall, winter, spring, and summer. Unique Features and Characteristics: This biome is most cherished for its distinct seasons and changes throughout the year. The winters are cold and summers are warm. In the winter, the trees are unable to absorb enough water, so they drop their leaves. The broad, flat leaves will then regrow in the spring and change color in the fall. The Forest’s Five Different Zones: ~The Tree Stratum Zone: This contains large trees that reach 60-100 feet tall. They consist of trees such as oak, beech, chestnut, hickory, elm, basswood, linden, walnut, and sweet gum trees. ~The Small Tree and Sapling Zone: This zone consists of young and short trees. ~The Shrub Zone: This zone is comprised of plant species such as rhododendrons, azaleas, mountain laurel, and huckleberries. ~The Herb Zone: This zone hosts short herbal plants. ~The Ground Zone: This part of the forest is located at the bottom of the forest floor and contains lichen, club mosses, and true mosses. Plant and Animal Species: In order to survive in this biome, organisms must be able to adapt to the changes of weather and temperature throughout the year. For some animals, this means hibernating in the winter or migrating. ~Plants: Lichen, moss, ferns, wildflowers, and shrubs are most often found on the forest floor. Hardwood trees such as maple, oak, birch, magnolia, sweet gum, and beech fill the majority of the forest. Finally, conifers like spruce, fir, and pine trees are also found in between the hardwood. ~Animals: There are birds such as broad-winged hawks, cardinals, snowy owls, pileated woodpeckers, white-tailed deer, raccoons, possums, porcupines, and red foxes. Tourist Activities: When tourists come to visit the rich and colorful Temperate Deciduous Forest, they often spend their time taking pictures of the nature, and watching for interesting species activity, rafting in an enclosed water source, and fishing. Environmental Issues: There are three major concerns for Temperate Deciduous Forests: clearing, pollution, and invasive species. The forests have suffered from serious alterations due to logging, conversion to agricultural land and from urban development. Species richness has greatly suffered from this extensive clearing. Human industry has been polluting water and air resources in the forest. Invasive species have been introduced from time to time to the forests and have killed off some native organisms, such as the American chestnut tree. Human-related issues are creating a growing concern for the health of these beautiful forests.