humanities

enviromental issues

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ENVIRONMENTAL ISSUES
REVISION GUIDE.
Key ideas used to set exam questions on environmental
issues:
· Culture and beliefs influence the ways in which individuals, groups and societies
perceive and exploit natural resources.
· Problems can arise from the different ways in which people want to use their
environment.
· Environmental issues have varying effects on individuals, groups and societies.
· Individuals, groups and societies can play an important part in influencing
behaviour, attitudes, and values regarding environmental issues.
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KEY WORDS
Eco system: A range of plant and animal species which together form a
natural environment
Sustainable: An activity which can be carried out without permanently
harming the environment eg using wind power or re planting forests are
both forms of sustainable development.
Un-sustainable: An activity which harms the environment eg. Logging
without re-planting trees
Renewable resource: A resource which will not run out or can be
recycled eg paper, wind power.…read more

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DEALING WITH QUESTIONS ON RESOURCE USE AND CAUSES AND
AFFECTS OF AIR POLLUTION:
Generation of
electricity
from burning
coal/gas/oil
Causes of air
pollution.
Oil/gas central Cars, lorries,
heating from road transport
people's etc.
homes.…read more

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HOW THE `GREEN HOUSE AFFECT' WORKS TO RAISE GLOBAL
TEMPERATURES.…read more

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Affects of climate change:
· Melting polar icecaps causing rising sea levels
· Loss of some coastal land (a country like Bangladesh stands to lose up
to a third of its land area)
· Affects on farming around the world
· Food shortages due to failed crops
· Refugee problems in areas where climate threatens survival (this is
already happening in the Sudan in Africa)
· Spread of tropical diseases into warmer areas.…read more

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Use
alternative
transport
Reduce air (cycling, Use public
travel walking) transport
instead of cars
or `car share'
Buy locally Ways to Switch off
made products reduce equipment not
instead of ones Carbon being used eg.
transported a Dioxide TVs on
long way Emmissions `standby'
Change to Use energy
renewable saving
forms of equipment, eg.…read more

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Wind
energy
Geo thermal Solar
energy (heat energy
taken from
the earth)
Forms of
renewable
energy
Bio fuels (eg Hydro
turning a crop electricity
into a vehicle (electricity
fuel like from fast
flowing water)
ethanol.)
Tidal/wave
energy
Tip: When asked about how people can reduce pollution/conserve
resources, there are two approaches:
1) Reduce resource use eg. Walking/cycling instead of car use (fuel use)
2) Use/develop alternative technology eg.…read more

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Linking the Brazil rain forest/Kayapo Indian case
study to exam key ideas:
Key idea 1 · Culture and beliefs influence the ways in which
individuals, groups and societies perceive and exploit
natural resources.
Example
Traditional Kayapo Indians, who wish to survive by traditional methods, use
the rain forest environment for:
· Hunting
· Small scale farming (shifting cultivation)
· Building materials for traditional homes
· Materials for tools (eg.…read more

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BOTH GROUPS SEE THE RAINFOREST ENVIRONMENT AS A NATURAL
RESOURCE, BUT IN DIFFERENT WAYS
Key Idea 2
· Problems can arise from the different ways in
which people want to use their environment.
Example
In the Brazilian rain forests, most economic activities by outside settlers
destroy or have a harmful affect on the rain forest. Some damage is
permanent. This directly affects the traditional ways the Kayapo Indians live
with the natural resources in the rainforest.…read more

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