RNR 1001 Chapter : Humans And Natural Resources
Document Summary
One constant that has accompanied the development of conservation as a science and social movement has been the steady increase in human population size. Population age structure: in addition to how many people there are, another important factor influencing population growth is the age structure the population pyramid. Population change: countries generally move from expansive to constrictive age structures as they become industrialized and develop their economies, the demographic transition. Carbon uptake the amount of forest land required to absorb co2 emissions from burning fossil fuels, land-use change and chemical processes, other than the portion absorbed by oceans. Grazing land the area used to raise livestock for meat, dairy, hide, and wool. Forest products the amount of lumber, pulp, timber products and fuel wood consumed by a country each year. Fisheries the primary production required to support the fish and seafood caught, based on catch data for 1,439 marine and.
