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Environment
Nuclear wastes
Ozone layer
Deforestation
Acid rain
Greenhouse effect
Ecology
the problem of temperature rise in the Earth’s atmosphere.
the unwanted radioactive material that is created when producing nuclear power.
making water, air, atmosphere dirty and dangerous for people and animals to live in.
when all the trees in a large area are cut down.
a layer of air containing ozone high above the earth that protects us from ultraviolet radiation.
rain that contains acids produced by burning fuels such as coal and oil and that can cause harm to the environment.
natural balance between plants, animals, people and their environment.
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Dos Don’ts
to feed birds in winter
to clean animal’s habitats
to keep rivers clean
to throw (dump) waste into the rivers
to protect wild animals
to damage the environment
to hurt animals
to take care of animals
to help animals to survive
to catch insects
to ruin animals’ habitats
to collect bird’s eggs
to burn autumn leaves
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