Saline
water
,
or
____________________
,
contains
salt
,
so
people
and
animals
can't
drink
it
.
Our
____________________
and
seas
are
saltwater
.
____________________
is
water
that
people
and
animals
can
drink
.
Some
sources
of
freshwater
on
our
planet
are
____________________
and
____________________
The
polar
ice
caps
are
also
a
big
source
of
____________________
,
but
it
is
____________________
water
.
Snow
covered
mountains
also
____________________
freshwater
,
but
only
when
the
____________________
melts
and
goes
into
the
____________________
,
etc
.
