Popular in Earth Resources
Popular in Geology
This 2 page Class Notes was uploaded by Katie Rosen on Saturday September 5, 2015. The Class Notes belongs to GEOL 205 001 at University of South Carolina taught by Professor Bizimis in Fall 2015. Since its upload, it has received 74 views. For similar materials see Earth Resources in Geology at University of South Carolina.
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Date Created: 09/05/15
GEOLOGY WEEK 1 NOTES What is a resource Anything that has value EXAMPLES 0 Economic 0 Ecological 0 Cultural Earth resources water copper coal What it takes to build a smartphone Minerals metals aluminum germanium beryllium coal copper gold iron limestone silver The greatest global demand for silver isn t for jewelry it s for industrial applications such as electronics due to how well it conducts electricity Renewable vs Nonrenewable resources Non renewable Resource that can not be produced grown or regenerated at a rate that is near current consumption levels Examples fossil fuels mineral resources Renewable Resources Resource that can be replenished naturally or as fast as they are consumed Most are fueled by the sun Wind fresh water solar power hydroelectric power biofuels food resources population technology and af uence control the rate of use and the rate of use directly indicated whether a source is renewable or not IPAT Equation Also known as IPAT 1 human Impact on the environment P Population A Af uence consumption capita TTechnology environmental impact per unit of consumption Impact is the impact on the environment from resource usage the product of population technology and af uence comparable to ecological footprint total human demand for earths resources Population is 71 billion people over 60 in Asia 700 million in europe 500 million in North America 1 billion in Africa 370 million in South America INFLUENCE ON IPAT the population will continue to grow holding other variable steady population growth will cause problems with food supply water supply farm land pollution of air land and water Af uence will continue to increase economic downturn will turn around technology impact is hard to determine