EARTH 380 Study Guide - Midterm Guide: Magnetite, Hydrothermal Vent, Geostationary Operational Environmental Satellite
8 Oct 2018
School
Department
Course
Professor
Document Summary
Maternal mortality declined from 1751 to 2013. Maternal mortality in africa has highest rates of maternal mortality. Racism, lack of infrastructure, lack of modern medicine, socio-economics. Usa has seen an increase in maternal mortality in rural areas. Humans live longer now than in past because of modern medicine. % of children dying before age of 5 is low - modern medicine. Average life expectancy in the world has gone up in general. More food, clean water, sewage systems, less measle, malaria, diarrhea, pneumonia. Have had economic growth while protecting the environment. Epa, clean water act, clean air act- nixon (republican) Gold, copper, silver, tin, lead, iron, mercury. Life improvements using metals - copper and gold among the first, stronger than caveman tools. Materials give value to places - copper and great orme mine in england. Mines put place on the map, people migrate places with valuable resources. Explain the basic chemistry of how bronze is made.
