plete each sentence with one of the words or phrases below.

pollution
rubbish
cans
environment
packaging
protect
is thrown
in danger
prohibited
pollute
bins
clearing up

People get a lot of food from the sea. But we have made the sea a very dirty place. If we are not careful, (1) _________ will kill many of the animals and plants in the sea.

A lot of rubbish (2) _________ into the sea. Sea animals, fish and birds are (3) __________. Some animals try to eat the (4) __________, the die.

Oil from big ships, chemicals and waste (5) __________ the sea and kill whales and dolphins, fish and sea bird.

Luckily many people realize now that we must look after the sea and (6) _________ it. They say polluting the sea should be strictly (7) ____________. Groups of people who care about the (8)_________ spend their free time (9) __________ litter from the beaches. People collect (10) _________, bottles and (11) _________ and put them into further recycling.