Air pollution exists not only outdoor, but also indoor. It has
great effects on people, and there are many measures taken to correct the
problem. Ⅰ. Effects of air pollution
1) Different groups of individuals are affected by air pollution
in different ways.
Some individuals are more (1) ______ to pollutants.
-- Young children and elderly people
suffer more. -- People
with (2) ______ suffer more. 2) The extent
of air pollution effects on individuals depends on (3) ______ to the damaging
chemicals. 3) Short-term effects
-- (4) to the eyes, nose and
throat -- upper
respiratory infections
-- headaches, nausea, and allergic reactions
4) Long-term effects
-- chronic respiratory disease
-- lung cancer
-- heart disease
-- damage to the brain, nerves, lives or kidneys
Ⅱ. Measure taken to control air pollution
1) The first step: assessment
-- investigate outdoor air pollution
-- develop standards for measuring the type
and (5) ______ of some air pollutants
-- determine how much exposure to pollutants is (6) ______
2) Steps to reduce exposure to air
pollution -- outdoor
air pollution ·
regulation of man-made pollution through (7) ______ , which is usually done
through
a variety of (8) ______ that monitor the air and the environment
· prevention through
regulation, and through personal, careful attention to (9) ______
with the
environment -- indoor
air pollution · (10)
______ to be reviewed for potential harmful, effects
· adequate ventilation
· smoking to be restricted