1. Conservation aims to protect natural resources from destruction or degradation to conserve them for future generations. 2. Deforestation to make way for agriculture destroys forests. 3. Landfills and dumps receive household garbage, construction debris, and solid waste but lack environmental controls.

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protecting, maintaining or improving
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natural resources, to keep them safe
from destruction or degradation and
conserve them for future generations
destruction of forests to make land for
agriculture
the release or discharge into the air of
pollutant substances such as gas or
smoke
an area designated to receive household
garbage, solid waste and construction
debris
location where garbage, rubbish or waste
is taken and just dumped, without
environmental controls
the process of minimising waste by
recovering materials and transforming
them into new products
rain mixed with sulphuric, nitric and other
acids formed by gases released into the
atmosphere when fossil fuels are burned
a community of plants, animals and other
organisms living in an area which
provides what they need in order to
survive
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a measure of the effect that human
activities have on the climate
3. a gradual warming of the earth's surface
temperature reportedly caused by the
emission of gases that trap the sun's
heat in the earth's atmosphere
4. gases that trap the heat of the sun in the
earth's atmosphere, producing the
greenhouse effect
5. fuels such as oil, coal and natural gas
7. the surroundings and external conditions
that affect the growth and development
of living things
8. the study of the relationship of living
things (plants, animals and humans) with
each other and with their environment
10. contamination of the air, water, or soil
with substances that can cause harm to
human health or the environment
11. capable of being broken down or
decomposed by natural biological
processes

2. Answer key
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