Extreme Environments for IB DP Geography

By Richard Allaway | For all IB DP Geography students and educators! #ibgeog11 and #ibgeog19 'Extreme Environments'.

Glacier collapses near Swiss ski resort


Swiss glacier collapses after hundreds evacuated

More than 220 people living in the ski resort of Saas-Fee had to leave their homes on Saturday as authorities feared a collapse of the glacier could …

European News

How Do Glaciers Move?


Russian tanker sails through Arctic without icebreaker for first time

Climate change has thawed Arctic enough for $300m gas tanker to travel at record speed through northern sea route<p>A Russian tanker has travelled through the northern sea route in record speed and without an icebreaker escort for the first time, highlighting how climate change is opening up the high …

Climate Change

Animation Shows Disappearing Arctic Sea Ice

Warming Arctic spurs battles for riches, shipping routes

LANCASTER SOUND, Nunavut (AP) — From a distance, the northern shores of Baffin Island in the Arctic appear barren — a craggy world of snow-capped peaks and glaciers surrounded by a sea of floating ice even in the midst of summer.<p>Yet beneath the forbidding surface of the world's fifth largest island …

Climate Change

Melting glaciers in Swiss Alps could reveal hundreds of mummified corpses

Frozen bodies of couple who vanished 75 years ago among those uncovered recently as global warming forces ice to retreat<p>Swiss police say hundreds of bodies of mountaineers who have gone missing in the Alps in the past century could emerge in coming years as global warming forces the country’s …

Swiss Alps

Iceberg twice size of Luxembourg breaks off Antarctic ice shelf

Satellite data confirms ‘calving’ of trillion-tonne, 5,800 sq km iceberg from the Larsen C ice shelf, dramatically altering the landscape<p>A giant iceberg twice the size of Luxembourg has broken off an ice shelf on the Antarctic peninsula and is now adrift in the Weddell Sea.<p>Reported to be “hanging …

Climate Change

How human error could have created the Sahara desert

Once upon a time, the Sahara was green. There were vast lakes. Hippos and giraffe lived there, and large human populations of fishers foraged for …

Earth - There are diseases hidden in ice, and they are waking up

Throughout history, humans have existed side-by-side with bacteria and viruses. From the bubonic plague to smallpox, we have evolved to resist them, and in response they have developed new ways of infecting us.<p>We have had antibiotics for almost a century, ever since Alexander Fleming discovered …


Why the Northernmost Town in America Exists


The three-minute story of 800,000 years of climate change with a sting in the tail

There are those who say the climate has always changed, and that carbon dioxide levels have always fluctuated. That’s true. But it’s also true that …

Climate Change

The faces of climate change: How a rapidly warming Arctic is destroying a way of life

It isn't 'just about polar bears, it's about the people,' Inuit environmental activist says<p>There is no shortage of alarming climate change stories. …

Climate Change

Sherpas show how the human body can thrive in extreme environments

Mount Everest is a grueling, deadly place for many adventurers. Beyond the steep terrain, bone-chilling temperatures, and fierce weather, the air is …

Mount Everest

NASA Discovers a New Mode of Ice Loss in Greenland

A new NASA study finds that during Greenland's hottest summers on record, 2010 and 2012, the ice in Rink Glacier on the island's west coast didn't …

Norway to boost protection of Arctic seed vault from climate change

<b>Norway is boosting the flood defences of its Global Seed Vault on the Arctic archipelago of Svalbard after water entered the entrance tunnel last year.</b><p>The storage facility, deep inside a mountain, is designed to preserve the world's crops from future disasters.<p>Unseasonably high temperatures last …

Climate Change

Arctic stronghold of world’s seeds flooded after permafrost melts

No seeds were lost but the ability of the rock vault to provide failsafe protection against all disasters is now threatened by climate change<p>It was designed as an impregnable deep-freeze to protect the world’s most precious seeds from any global disaster and ensure humanity’s food supply forever. …

Climate Change

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The Alaskan tundra is warming so quickly it has become a net emitter of carbon dioxide ahead of schedule, a new study finds.<p>Since CO2 is the primary …

Into the Deep

Earth is losing its ice: Glaciers around the world are rapidly disappearing

“The evidence is overwhelming: Earth is losing its ice.”<p>Glaciers all over the world are disappearing in what should be the subject of “international …

Last Swiss winter was one of least snowy on record

As the ski season ends for another year, it will come as little surprise to many that the past winter in Switzerland has been described as one of the …

European News

'It scares me': Permafrost thaw in Canadian Arctic sign of global trend

Buildings in Inuvik being demolished because of shaky foundations<p>Canada is melting.<p>Like a popsicle taken out of the freezer and left on the counter, …

Climate Change

NASA just snapped the first photos of a mysterious crack in one of Greenland’s largest glaciers

<i>This story has been updated.</i><p>The first photographs of a new and ominous crack in Greenland’s enormous Petermann Glacier were captured by a NASA airborne mission Friday.<p>NASA’s Operation IceBridge, which has been flying over northwest Greenland for the past several days, took the photos after being …

Climate Change


Thousands of underground gas bulges, formed by thawing permafrost, set to 'explode' in Siberia

×<p>Tag History<p>Methane created by Pakalolo at 03/21/2017 01:45 PM<br>• Methane Siberia created by Pakalolo at 03/21/2017 01:45 PM<br>• ClimateChange Methane Siberia …

Climate Change

What makes the French Alps so risky for avalanches?

An avalanche hit the on-piste slopes of ski resort Tignes on Tuesday, burying skiers. It remains unknown as yet if people were injured or killed.<p>Four …

Report: Swiss permafrost ‘warmer than ever’

The temperature of Swiss permafrost continued to rise in 2016 as a consequence of what was the warmest year on record across the globe.

European News

Photos Reveal How Climate Change Affects the High Andes

A photographer and environmental anthropologist explores melting glaciers in Peru.<p>Join us in The People v. Climate Change and share an environmental portrait of someone taking positive steps to protect the Earth on YourShot or social media. Use #MyClimateAction to share a first-person perspective …

Climate Change

Antarctica hits record high temperature at balmy 63.5°F

OSLO (Reuters) - An Argentine research base near the northern tip of the Antarctic peninsula has set a heat record at a balmy 63.5° Fahrenheit (17.5 degrees Celsius), the U.N. weather agency said on Wednesday.<p>The Experanza base set the high on March 24, 2015, the World Meteorological Organization …

Climate Change