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The
Antarctic
ice
sheet
changes
in
size
over
the
course
of
a
year.
When
it
is
summer
in
the
southern
hemisphere,
the
ice
sheet
decreases
in
size.
As
the
ice
sheet
melts,
it
releases
fresh
water
into
the
ocean.
In
the
southern
winter
(our
summer),
the
ice
refreezes,
drawing
fresh
water
out
of
the
surrounding
ocean,
leaving
the
salt
behind.
These
seasonal
changes
in
the
ice
sheet
are
examined
in
this
...
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Choosing & Using this resource...
Educational standards associated with this resource:
National Science Education Standards (NSES), National Geography Standards: Read
Comments and Teaching Tips
Read (1)
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The
materials
available
here
were
brought
together
by
government
agencies,
universities,
non-profit
organizations,
and
businesses
in
an
effort
to
make
Earth
Science
information
accessible
to
a
broader
community.
The
Federation
was
established
to
make
this
a
reality
by
encouraging
and
establishing
the
use
of
best
science
practices
in
the
production
of
high
quality
data,
information,
products
and
services.
...
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Choosing & Using this resource...
Related resources and collections
This resource is included in the following collections:
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