1.a garbage is not only ugly, bute dangerous because it causes an air pollution.
2. cars are an important part of a life for most people. but cars also cause a pollution and release fume.
3. in canada people don't realise that they throw out 10,000 tons of a waste.
4. over 14 billion pounds of a waste per year is throw out to sea and it kills millions of sea animals.
5. if we want to breathe a healthy air we have to think about what we do.
6. because of our lack of a knowledge there is now a huge hole over an antractic.
7.a water is a vital element of a life.
