4b Work in pairs or in groups. Read and say which advice is the most useful. Why? bacteria which clean the underground water,
e.g. Rechargeable batteries are more The chemicals later will come back again
expensive than usual batteries. But we into our own drinking water. These chemicals
should use rechargeable batteries more are also found in fish and other wildlife.
often because they are nature-friendly if 3) Try to use electronic papers and maga-
we want to help nature.
zines.
1) Keep a large bottle of water at home 4) Buy rechargeable batteries and use a
and use a glass instead of buying individual battery charger. One rechargeable battery
bottles of water. If you must buy a single-use can be used instead of 100 usual batteries.
plastic bottle while out, make sure that the They will perform better if you keep them in
empty bottle goes to the recycle container the refrigerator.
instead of the garbage can. If you do not
5) Most supermarkets have started using
like the taste of your tap water, you can use reusable bags to plastic bags. You can buy
an inexpensive filter.
and use them every time.
2) Never put liquid medicine or other che-
6) Buy local products. This makes less
micals to a toilet. They kill up to 80% of useful pollution from transporting goods for long
distances.
UNIT 9 THE ENVIRONMENT
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