elements of biosphere and its inter-relationship with lithosphere‚ atmosphere and hydrosphere; infer the limits of biosphere; give reasons for the unique nature of biosphere; define the key concepts like ecology‚ eco-system‚ global warming‚ ozone layer depletion‚ acid rain and sustainable development; state the ecological processes in the eco-system; understand the interactions of the biosphere with different types of environments; 247 GEOGRAPHY MODULE - 5 The domain of Life on the Earth
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maintain a level population growth this is creating a drain upon our recosues. Americans‚ who represent only 4% of world population consume about 25 percent of all resources. Industrialized countries also contribute far more to climate change‚ ozone depletion and overfishing than developed countries. Given the overlap of population growth and environmental issues‚many would like to see an change in U.s. Policy on global family planning. Back in 2001 President Bush instituted what some people called
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the sources of our economic growth. However‚ the condition of climate is a very important factor in the tourism industry of a country. Climate has changed tremendously over the last few decades mostly due to pollution‚ greenhouse gases and depletion of the ozone layer that protects the earth. There are sector affecting the climatic condition‚ primarily worldwide concern of transportation. Climate change is an urgent issue that can affect the tourism industry in the future. Climate change also has
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of natural sources of water. Many habitats are also affected due to deforestation for urban development and agricultural purposes. Intense industrialization in developed and developing countries has also caused environmental pollution‚ depletion of the ozone level and the dumping of toxic waste into the rivers and drainage systems. In certain places‚ there has been proven data that toxic wastes has seriously affected people’s health‚ inflicting cancer and breathing problems due to long term exposures
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We as human beings are very fortunate to be living on this planet that we call Earth. We toil over the land‚ and in return we receive provisions off of which we live. Even though we get all that we need from this bountiful land‚ we still for some reason feel like we need to alter it. In doing so we also end up ruining the land that we thrive on. We reshape the world to fit our individual needs‚ and the earth just doesn’t work that way. Everything on this planet has a purpose‚ from the largest animal
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As a kid who loved to be outside Gretchen Hoechner was always spending her time outside playing sports and often came home with a red burnt face. By age 11 she was already coming aware of the serious issues with her skin. At age 26 she was finally diagnosed with melanoma when she noticed a mole that didn’t quite look right and quickly went to the dermatologist. It was hard for her to believe that at only age 26 she was dealing with fatal cancer. The one thing that she tries to educate people about
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Bibliography: Bilger‚ B.‚ Global Warming (1992) Bolin‚ Bert‚ et al.‚ The Greenhouse Effect‚ Climatic Change and Ecosystems (1986) Bright‚ M.‚ The Greenhouse Effect (1991) Fisher‚ David E.‚ Fire and Ice: The Greenhouse Effect‚ Ozone Depletion‚ and Nuclear Winter (1990) Houghton‚ J.‚ et al.‚ eds.‚ Climate Change: The IPCC Scientific Assessment (1990) Monastersky‚ Richard‚ "Time for Action‚" Science News‚ Mar. 30‚ 1991 Moss‚ M.‚ and Rahman‚ S.‚ Climate and Man ’s Environment (1986)
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| |Silent Spring |Ozone layer | |Population Bomb |Rainforests | |Endangered Species Act (1966‚ 1969‚ & 1973) |Depletion of fossil fuels | |Clean Water Act (1972‚ 1977)
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negative features of its own. As a matter of fact the state of environment has greatly worsened of late. There is no doubt that soil‚ water and air are contaminated with toxic wastes. Over the past few years we have been constantly speaking about ozone holes‚ droughts‚ high level of radiation‚ about food contaminated with chemicals. Scientists in many countries are very much concerned about drastic (радикальный) changes in weather patterns. Weather patterns have been changing recently due to the
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i CHAPTER 36: ENVIRONMENTAL CONCERNS LECTURE OUTLINE 36.1 Human Use of Resources A resource is anything from the biotic or abiotic environment that helps meet certain basic human needs. Nonrenewable resources are limited in supply. Renewable resources are not limited in supply. A side effect of resource consumption can be pollution. Land Use Change People need a place to live. Beaches and Human Habitation At least 40% of the world population lives within 100 km of a coastline
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