GEOG 102 Study Guide - Midterm Guide: Ecological Footprint, Industrial Revolution

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Un (cid:862)a(cid:271)out (cid:1008)/(cid:1009) of glo(cid:271)al populatio(cid:374) has i(cid:374)ade(cid:395)uate food, housi(cid:374)g a(cid:374)d safe d(cid:396)i(cid:374)ki(cid:374)g (cid:449)ate(cid:396)(cid:863) Population still on the rise 8. 9 billion by 2050. Wealthier countries excessive consumer demands (energy + material consumption in canada = 3~5 x world average) Pollution: immediate + concentrated (oil spills) & gradual and global (carbon emissions) often local source but global in scope. Population characteristics: population density, birth and death rates, growth rates, age structure. Spatial + temporal variations of population characteristics = central to many environmental problems/solutions. Population density number of individuals of a species per unit of area/volume at a given time (persons/km^2: variations: in different environment, at different times (seasons, years)