Fill in the blanks with an appropriate word in each gap: The world is producing millions of tons of domestic rubbish and (a) ____ industrial waste each year. It is becoming very difficult to find (b) ____ locations to (c) ____ rid of all these refuse. The dumping of (d) ____ kinds of waste is seriously (e) ____ the environment. We know that air is a/an (f) ____ element of our environment. But the air is polluted by (g) ____ . Water, another vital element of the environment, is polluted by different kinds of waste and filth. If we want to live a (h) ____ life, we should prevent the pollution of the environment. Total prevention may be (i) ____ but we can certainly reduce pollution by raising (j) ____ among people.