Chapter1EnvironmentalScience.pdf EVR 1001
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This 2 page Reader was uploaded by Aliona Maquet on Friday January 16, 2015. The Reader belongs to EVR 1001 at Florida International University taught by Stephen Leatherman in Spring2015. Since its upload, it has received 162 views. For similar materials see Environmental Science and Sustainability in Arts at Florida International University.
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Date Created: 01/16/15
Aliona Maquet 4884093 Environment science for a changing world Book Chapter 1 The Vikings AD 900 Side note other researchers believe they were Norsemen and not Vikings 1k Erik the Red gt leader of the Vikings Norsemen from Norway to Greenland They settled farmed hunted and built churches Weather was uncharacteristically warm The community went up to 5000 people 450 years later they vanished due to climate change gt Mini Ice Age 139139 Today McGovern a scientist explored the Viking s garbage also called middens They have uncovered these clues by analyzing the trapped ice sheets from back then where compounds such as dust gases water moleculescan be extracted This gave them the opportunity to understand how the Vikings lived gt what they ate how they dressed their home furniture and other aspects of their lives It was discovered that the extinction of the Vikings was cause not only by the Mini Ice Age but also by selfin icted environmental changes Overgrazing leading to soil erosion gt food was unable to grow Deforestation Used an incredible amount of grassland for their house insulation All these factors lead to a lack of food and eventually famine Their extinction is also due to overpopulation and an overcarrying capacity for their surrounding environment Carrying capacity The population size that a particular environment can support inde nitely Overcarrying capacity is an issue still widely found among populations in our modern world We are expected to grow from 7 billion people to 9 billion by 2050 0 Each individual have an ecological footprint de ning how much carbon dioxide they emit This footprint is very high in developing countries such as the United States 0 20 of the world population controls roughly 80 of all the world s resources 0 Thus it is important to adopt the right energy and nd ways of living in a sustainable environment by using renewable sources of energy such as solar panels wind turbines Aliona Maquet 4884093 0 Population control and depending on local biodiversity are also ways of reducing the greenhouse effect 0 Education remains the most crucial way of improving human awareness about the environment The right attitude people need to adopt toward the environment is biocentrism and ecocentrism where people value the environment and its biodiversity However Anthropocentrism are individuals that do not pay attention to the harm they in ict on the environment and are only human centered Greenland Viking Article Hypotheses for Norseman disappearance Did not change their dietary habits in accordance with their surrounding environment eating agricultural crops instead of shes Eskimos individuals that lived in Greenland at the same time of Norsemen lived on through the mini Ice Age because they depended on sea food supply abundance of food whereas the Norseman in the beginning of their settlement only used sea resources by 20 and refuted to base their diet only on that
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