CGS NS 202 Study Guide - Midterm Guide: Zero Population Growth, Norman Borlaug, One-Child Policy

• School: Boston University
• Department: Natural Sciences
• Course: CGS NS 202
• Professor: Schoch

Document Summary

Paul ehrlich- lessons for handling the population bomb (video: reengineer entire energy system, and water infrastructure, ca(cid:374)"t p(cid:396)edi(cid:272)t (cid:449)hat"s goi(cid:374)g to happe(cid:374) (cid:449)he(cid:374) o(cid:396) ho(cid:449) lo(cid:374)g a(cid:374)d ho(cid:449) (cid:271)ig the (cid:272)o(cid:374)se(cid:395)ue(cid:374)(cid:272)es a(cid:396)e going to be. Food supply growing slower than the rate of the population. Survivorship: 3 general types: when death occurs varies. Type 1- humans ( high survivorship to low as you get older) Period prior to economic development: population are limited by low food availability, death rates are high, birth rates are high, o(cid:448)e(cid:396) lo(cid:374)g pe(cid:396)iods of ti(cid:373)e (cid:271)i(cid:396)th (cid:396)ate= death (cid:396)ate ze(cid:396)o populatio(cid:374) g(cid:396)o(cid:449)th. Fluctuations can occur in population growth, but overall zero population growth over long periods of time: mortality transition. Improved economic conditions: more food, better living conditions, health care and education, bi(cid:396)th (cid:396)ate sta(cid:455)s high populatio(cid:374) i(cid:374)(cid:272)(cid:396)eases, poorer countries in africa. Social and cultural changes lead to lower birth rates: death rate remains low, birth rate decreases, many of the worlds countries, including us.