Ecological succession is defined as a series of transitions in species composition over ecological time. The process of succession is termed primary succession when it involves establishment of a community in a newly-formed habitat where even soil does not exist‚ such as on a volcanic island or on the rubble left behind by a retreating glacier - imagine Long Island just after the last glaciers receded - the process of a community of organisms becoming established on the pile of bare rock that formed
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any human activities that may affect water quality by sampling for benthic invertebrates‚ measuring the water temperature‚ testing for pH‚ turbidity‚ dissolved oxygen‚ examining the odour‚ colour‚ and appearance of the water‚ the amount of grasses‚ shrubs‚ trees‚ and known uses of the waterway. Description: Various human activities that may affect water quality include municipal wastewater‚ urban stormwater‚ industrial wastewater‚ dams‚ agriculture‚ and wetland destruction. However environmental
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Waukegan‚ Illinois and the Outboard Marine Corporation From the 1940s until the mid 1970s‚ the Outboard Marine Corporation was the economic heart and soul of a bustling northern suburb town of Waukegan. Employing more than 5‚000 workers at its peak and O.M.C was unchallenged in the community and O.M.C was allowed to do whatever they wanted as long as they continue to bring in prosperity to Waukegan. What they were allowed to do was dump millions of gallons to toxic sludge into lake Michigan
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These soil forming factors continue to affect soils even on "stable" landscapes. Materials are deposited on their surface‚ and materials are blown or washed away from the surface. Additions‚ removals‚ and alterations are slow or rapid‚ depending on climate‚ landscape position‚ and biological activity. Parent material. Few soils weather directly from the underlying rock . These "residual" soils have the same general chemistry as the original rocks. More commonly‚ soils form in materials that have
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The Sahel of North Africa is a semi-arid transition region between the Sahara desert to the Northern and wetter regions of middle Africa near the equator. This area stretches from the Atlantic ocean in the west to the Indian ocean in the east. The Sahel of North Africa has undergone extreme environmental changes over the past eleven thousand years. Due to the extreme climatic changes and social conflict that is prevalent in that region‚ Sahel has drawn the attention of the global community.
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Foxglove Matthew Carter The foxglove is a toxic plant‚ for it is also called digitalis (Foxglove‚ 2005). Digitalis is a genus of about twenty species of herbaceous perennials‚ shrubs‚ and biennials. The genus was originally in the figwort family Scrophulaniaceae‚ but because of recent phylogenetic research it has been placed in the family Plantaginaceae. The best known species of the foxglove is known as the digitalis purpurea. The kingdom of the foxglove is plantae. The order of
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Write a 1‚400- to 1‚750-word paper on natural resources and energy. Include the following: Choose a specific ecosystem‚ such as a forest‚ grassland‚ or a marine or freshwater aquatic ecosystem. Identify impacts associated with agriculture. Identify and discuss the effects that a growing human population may have on that ecosystem’s resources‚ including loss or harm to populations of wild species. Discuss one management practice for sustainability and conservation of natural resources
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of snow on it. In the Tundra the case is almost the same. In the southern Tundra there is almost a glacier but most snow melts in late July-August but the only gives a one and a half month growing season which no big vegetation can grow. Only small shrubs and grasses. In the northern Tundra there is basically a permanent glacier except for maybe a couple of weeks of a growing season which in this case barely anything can
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into depth to describe the injuries different plants can cause. It is broken up into many sections‚ deadly‚ intoxicated‚ dangerous‚ illegal‚ destructive‚ painful‚ and offensive. At the end of the book‚ a plant called ipecacuanha‚ which is a flowering shrub in Brazil‚ is talked about. This plant when made into syrup that causes the person to vomit. This may not sound like an antidote‚ but it can help save someone who has been poisoned by any of the plants
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A Tropical Rainforest biome is home to more animals and plants than any other biome combined. A tropical rainforest is one of the hottest and most wet biomes in the world. These forests get at least 2 meters of rainfall a year. A tropical rainforest in Belem‚ Brazil has an average precipitation amount from 60 millimeters to 300 millimeters. The average temperature in a tropical rainforest is around 27°C‚ which stays the same for all seasons. Most of these forests are located in South America or lower
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