use both sides of the paper
take their own bags to the supermarket
be asked about their daily habits
look nicer with more trees around
reduce dust and help keep the air clean
be harmful to our health =do harm to our health
some simple steps to take
Pollution is one of the biggest problems in the
We should try our best to protect the environment.
Coal, oil and natural gas are not only useful for
families, but have a wider use for factories.
If we do not act to improve the environment, more
living things will be killed by pollution.
Follow these small steps, and you can make a big
Recycling is also a good way to help reduce pollution.
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