ENSC 2001 Lecture Notes - Lecture 3: Ethiopian Highlands, Huawei, Richter Magnitude Scale

• School: Carleton University
• Department: Environmental Science
• Course: ENSC 2001
• Professor: Quentin Gall

Document Summary

Any geologic/ geomorphologic process/ event which has an adverse socio-economic or life threatening impact on humans. *greater loss of life in less developed and developing countries that are hit with natural disasters. Coastal flooding- can clean pollution from an area, leads to cleaner waters in the bay (nile. Ash- mineral rich, and nutritious to the environment (caldera, ethiopian plateau) Rivers- flood quite frequently following winter melting (red river) Geological disasters have had a steady pace over the years, where weather related disasters have drastically increased from 1960s too now. Deaths due to natural disasters in canada from 1900-2005 have decreased over the years. Had a large spike 1930s due to a huge heat wave (1180 deaths) In 2010 alone, its estimated that the natural disasters costed 222 billion dollars for the usa (hurricane katrina) 1 exogenic- earth s surface processes, e. g. flooding, mass movement of land. 2 endogenic- earths internal processes, e. g. volcanism, earthquakes.