Researchers
found
potentially
toxic
airborne
chemicals
near
wells
in
Garfield
County,
Colorado,
during
three
years
of
monitoring,
the
school
said
this
week.
Environmentalists
have
decried
the
proliferation
of
fracking
in
the
US
and
have
focused
their
ire
on
the
drilling
method’s
apparent
threat
to
water
supplies
as
its
primary
danger
–
a
threat
industry
says
is
overblown.
Attention
is
now
starting
to
turn
to
air
emissions
as
a
top
area
of
concern
at
fracking
sites,
a
development
welcomed
by
the
authors
of
the
latest
study.
“It
is
important
to
include
air
pollution
in…
