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Human population, carrying capacity and resource use 3.8 Environmental demands of human populations
Objectives Ecological footprint Socio-economic influences on population growth
Ecological footprint Land area that will meet the needs of a population To determine footprint, land used to produce: – Food – Energy – Buildings – Ecological support
Factors affecting footprint Fossil fuel / renewables Energy demand Import / export resources Disposables / recyclables Meat / vegetable diet
Carbon footprint Easier to determine Food consumption / food production + Carbon emission / carbon fixation
Differences in footprint USA – 10 ha / person China – 1.2 ha / person – Spending power – Food – Energy – Import / export of resources – Population
Population policies Political actions to influence population growth – why? Pronatalist Anti-natalist
Demographic transition model Review – ?
Urbanization & demographic change Relate this to DTM From population sink to source Urban migration to urban births
Technology, resource & population Societies may be classified according to – Technological innovation – Population-resource ratio Societies go through development paths
Perspectives Ecological exploitation Economic prosperity Ecological awareness
Summary Ecological footprint Socio-economic influences on population growth
Andrew Flynn Cardiff University
Why low carbon development? Economic growth and development that is consistent with the transition to a carbon constrained global economy. It fits with:
Ecological Footprint. Human Population Growth and Natural Resources Why does the human population keep growing? (Sanitation, Agriculture, Medicine) According.
Ecological Footprint. Definition of Ecological Footprint “area of land in the same vicinity as the population that would be required to: –1) provide all.
The Sustainable Energy International Youth Competition.
Human Population 8 CHAPTER
Energy Energy supply & demand as a “social project” What energy does Why we want & need energy Forms & uses of energy, & energy quality Explaining energy.
This topic is split into: Resource management and the ecological footprint Malthus theories Oil production and consumption Alternative energy Hydroelectric.
LO: To be able to explain the concept of an ecological footprint. To be able to calculate the footprint of a given population. To describe and explain.
Globalization and World views
DNA: 2. Explain what is going on in the cartoon below:
Urban Decline/Urban Decay Population decrease in areas of the city. Suburbs become neglected: slums. Push factors away from Sydney include: Land prices,
The number of people (organisms) that can be supported by a given ecosystem, based on their consumption of natural resources. Each species has requirements.
Humans and The Environment
Grade 9 Geography – Unit 1 – State of the World – Global Warming Ecological Footprint Greenhouse Effect Carbon CycleDefinitionsDid You Know
16.1 Human Population Growth And Natural Resources KEY CONCEPT As the human population grows, the demand for Earth’s resources increases.
HUMAN POPULATION MPHO SEFATSA RHODES UNIVERSITY PSYCHOLOGY (Hons.)
Warm-up17NOV2014 What is fertility? How is fertility connected to a country being classified as developing or developed?
Human Impacts on the Environment Before After Alberta Tar Sands.
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