ommisions (15)
The ozone layer, which protects us the us the
sun's ultraviolet rays, progressively
deteriorating. In February, 1992 scientific
report said people in Canada, Europe
and Russia were serious danger.
In Australia, there now. three times
more cases of skin cancer in the past.
In New Zealand, teachers tell students wear
hats and not sit in sun.
(a)
(b)
(c)
(d)
(e
