Human Impact on Environment Impact on Environment Water Diversion Environmental Changes Aral Sea shrinking due to over Acid rain (causes by air – irrigation, located in Central Asia pollution/problem in Black Forest in Colorado River location of Hoover Germany and Eastern North America – Dam, used for irrigation in Pollution (air pollution in Mexico Southwest U.S. City, nuclear pollution near Aswan High Dam located on Nile Chernobyl, oil spills – River, built to stop flooding of river and provide water for irrigation and Influence of Technology hydroelectric power Canals, reservoirs, irrigation Agriculture (fertilizers, mechanization), people can grow Changing Landscapes more food now because of tractors Agricultural terracing (China and and better growing practices Southeast Asia) Energy (most countries use Polders (reclaimed land from the sea fossil fuels but some countries have in the Netherlands) nuclear power Deforestation (Nepal, Brazil, Automobiles the automobile has – Malaysia) impacted the environment because Desertification (expansion of arid people have to make roads, parking conditions into non-arid areas lots, and cities have grown with – basically the desert is getting bigger, suburbs big problem in North Africa near the Airplanes airport expansion/noise – Sahara and parts of Asia) Environmental Impact on Humans Settlement patterns (some places are too hot or cold) Housing materials Agricultural activity Types of recreation Transportation patterns Picture of an arid climate zone (desert) Picture of agricultural terracing in Asia
Human Impact on Environment Water Diversion Aral Sea – shrinking due to over irrigation, located in Central Asia Colorado River – location of Hoover Dam, used for irrigation in Southwest U.S. Aswan High Dam – located on Nile River, built to stop flooding of river and provide water for irrigation and hydroelectric power Canals, reservoirs, irrigation Changing Landscapes Agricultural terracing (China and Southeast Asia) Polders (reclaimed land from the sea in the Netherlands) Deforestation (Nepal, Brazil, Malaysia) Desertification (expansion of arid conditions into non-arid areas – basically the desert is getting bigger, big problem in North Africa near the Sahara and parts of Asia) Impact on Environment Environmental Changes Acid rain (causes by air pollution/problem in Black Forest in Germany and Eastern North America Pollution (air pollution in Mexico City, nuclear pollution near Chernobyl, oil spills Influence of Technology Agriculture (fertilizers, mechanization), people can grow more food now because of tractors and better growing practices Energy (most countries use fossil fuels but some countries have nuclear power Automobiles – the automobile has impacted the environment because people have to make roads, parking lots, and cities have grown with suburbs Airplanes – airport expansion/noise Environmental Impact on Humans Settlement patterns (some places are too hot or cold) Housing materials Agricultural activity Types of recreation Transportation patterns Picture of an arid climate zone (desert) Picture of agricultural terracing in Asia
rv_geo_unitII.docx