Interior
Secretary
Ken
Salazar
told
a
congressional
hearing
today
that
his
agency
is
working
on
additional
regulations
that
will
lower
the
risk
of
water
supplies
being
tainted
during
hydraulic
fracturing,
Bloomberg
reported.
The
industry
certificates
will
strengthen
the
oversight
of
the
Bureau
of
Land
Management,
which
is
sending
inspectors
to
drilling
sites
to
ensure
proper
well
design
and
waste-water
management,
David
Hayes,
Salazar’s
deputy,
told
a
subcommittee
of
the
Senate
Appropriations
panel
in
Washington.
“We
are
prioritising
inspections
to
deal
with
potential
high-risk
issues,”
Hayes
said.
“That
includes
ensuring
that
the…