Human Population Growth and Environmental Impacts

Bilhami 21,753 views 8 slides Nov 04, 2014
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Human Population Growth and
Environmental Impacts
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Global population growth has increased over the past 100
years.
Human population is projected to increase from 6.7 billion
in 2006 to 9.2 billion by 2050.
Largest population increase in the globe is in India, China,
and Southeast Asia representing 60%.
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Increase in food demand
Affects global food production.
Some countries have experienced decline in
human population.
These include: Germany, Puerto Rico, Moldova,
Georgia, Bulgaria and Ukraine.
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Countries with human population growth decline
characterized by:
High death rates
Low birth rates
Rising emigration
Low immigration.
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Environmental Impacts of Population Growth
Overconsumption of resources depletes non-
renewable resources
Human populations emit wastes
Untreated sewage wastes and other pollutants
have a negative impact.
Disrupt the natural ecosystem.
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Environmental Impacts of Population Growth
Big societies consume more resources compared
to small ones,
Patterns of consumption and choices of
technology may result in more environmental
impacts compared to the number of people.
Environmental effects of human population
growth emerge from interactions between
national economic development and population.
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Issue of economic growth is related to the
environment
Wealthier nations aim at maintaining the quality
of their environment
Can afford cleaner services
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For more information on
Human Population Growth and
Environmental Impacts
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