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00:57:51
"5th of May," and we're like, "How does he know that?"
She'd be down here probably around the 5th or 6th of May.
What we have here is one kilogram of pentolite explosive.
And as the ice dwindle,
The increasing unpredictability of the ice
between our tent and the airstrip,
Cubs that were born underweight are at the greatest risk.
This is called the albedo effect,
Mother walrus, confused by the lack of ice,
Unexpected breakups left many a cameraman in need of a swift rescue.
The bright orange beak of gentoo penguins
What we have here is one kilogram of pentolite explosive.
in mapping the underside of the ice around the coast,
that forms the northern extremity of the Antarctic continent.
This satellite transmitter will help to track the continued breakup
through over a kilometer of vertical ice.
It's so thin that it could melt away almost entirely in the summertime
Dog sled are the safest way to get around
Using cameras and sonar to assess the state of the river,
The theory is that the water is acting as a lubricant,
That pup of hers is only about three or four days old,
The frozen Arctic Ocean acts as a huge reflector,
it will be much easier to drill for the huge riches below.
The edge of the ice shelf has just kind of disintegrate,
Ringed seals are hunted by polar bears.
by nearly three degrees centigrade over the last 50 years,
In fact, it's nearly halve in thickness since 1980.
It may be that penguins are starving or it may be that they are heading south
the condition of their local bears deteriorate.
The breakup when the frozen river above the waterfall thaw
to witness the destruction that's unleash,
The Antarctic continent is smother by the world's greatest ice sheet,
So, it just depends upon how dramatically it unfold.
formed from thousands of years of accumulate snowfall.
Because sea water is dark, it absorb most of the sun's heat.
Thousand-ton ice boulders were toss about like dice.
Many Arctic animals are threaten by the changing conditions
but when the ice melt, it's a different story.
Most of South Georgia's glaciers have shrunk
Alun's team have found the hole down which the lake disappear
and it's caused many youngsters to be crush to death.
They're heading for areas of expose rock,
It can be -40 degrees centigrade when polar bear cubs emerge
and I've just bump into the Russian Commander
when the dams burst.
that have been frozen for thousands of years
It's a staggeringly big ice sheet but it's just a drop in the ocean
in a wave that's been travelling southwards,
Just 10 miles upriver, the ice is starting to break.
It all pushes outwards very quickly.
Crucially, the ice blocks did not dam the river, it's running free,
was unwittingly begun on an expedition led by the great early explorer,
that could radically alter the face of the planet.
but luckily it held and everyone was able to evacuate
With the breakup seemingly imminent,
to monitor the situation upstream of the waterfall.
Chances are that sometime within the next few decades,
So, it just depends upon how dramatically it unfolds.
Afterwards, the glaciers it had been holding back
Occasionally, a real mega-berg is born.
Events like this have become increasingly common
has, overnight, widened to 20 meters.
are breaking apart and melting away.
This very tight crowding isn't normal
and possibly get trapped here for a few days.
that is effectively plummeting to the depths of the ice sheet
but the Arctic has been warming fast, twice as fast as the rest of our planet.
and I say I walk it down, I back and forth every day on the river
Absolutely unbelievable!
She'd be down here probably around the 5th or 6th of May.
It can be -40 degrees centigrade when polar bear cubs emerge
that if this was underweight, she would be in trouble,
We just have to live with it and take whatever evasive action we can.
The team works together to give an anesthetic injection
but many of them come to an abrupt end.
that can live year-round in the Arctic because they have no dorsal fin.
A staggering 75% of the Earth's fresh water is locked up in this ice.
So it's very understandable that this mother ringed seal,
With the breakup seemingly imminent,
lolling about unconscious on the ice,
Antarctica's gigantic continental ice sheet.
to form immense masses of floating fresh water ice
and that can lead to devastating flooding in the town
This is what we're here for. Unbelievable!
since I first went to the Antarctic 30 years ago.
What we have here is one kilogram of pentolite explosive.
and the rest of the race of polar bears as they face this very uncertain future.
I’ll just back off until she's asleep.
What happens is...is you get ice jams form upstream
Most of the ice is lost over the shallow coastal waters
Nobody likes to see a magnificent animal like a polar bear
The Inuit are keen to know what the future holds, too,