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Q1.
Humans are the key contributor to current environmental
change.
change.
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Q2.
According to the figures
given in Physical Geography, how many hectares of productive land
are lost in a day: 1200, 12,000 or 120,000?
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Q3. Asia
is the continent most dominated by humans.
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Q4.
Predictions suggest
that there will be 96 megacities by 2151.
Q5.
Human activities do little to affect flows
of sediments in rivers.
Q6.
Planting trees helps
to reduce atmospheric carbon dioxide levels
Q7.
Rising levels of atmospheric carbon dioxide
will increase food production
Q8.
Organochlorines have only local effects
on the environment.
Q9.
Biodiversity is the number of species living
in an area.
Q10.
Remote sensing has assisted the study of
the global ecosystem.
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Q11. Mathematical
models aid the study toxins in ecosystems.
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Q12.
Mathematical models of environmental change
are unable to incorporate the human component
of ecosystems.
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Q13.
The record of past environments is complete.
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Q14.
Ice cores from Greenland and Antarctica
yield clues to climatic conditions over the last 100,000
years or so.
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Q15.
Postdiction is not possible using mathematical
models.
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© copyright Hodder Arnold 2004
