1
-
Acid
rain
was
first
discovered
in
____________________
.
2
-
People
thought
that
tall
chimneys
would
solve
he
problem
of
acid
rain
.
3
-
The
pollution
____________________
carried
away
many
hundreds
of
miles
.
4
-
Sixteen
percent
of
acid
rain
deposition
in
Norway
comes
____________________
Britain
.
5
-
Germany
,
UK
,
Poland
and
Spain
are
the
____________________
polluting
countries
.
