Michaela Kotob

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Climate Change Archives

Antarctic Peninsula ice shelves<p>The Antarctic Peninsula is fringed by floating ice shelves. They are floating extensions of the glaciers on land, and …

Endangered and vulnerable animals in Antarctica

Antarctic Animals - Endangered or Vulnerable to Becoming Endangered in the Future<p>A list of the current status, population estimates and population …

Is Antarctica Melting?

The continent of Antarctica has been losing more than 100 cubic kilometers (24 cubic miles) of ice per year since 2002. <br>Larger Image<p>There has been …

Why do glaciers matter?

All of the phases of water—solid, liquid and vapor—relate to glacier dynamics. Water has unique qualities that come into play in understanding the …

Global Warming

The Big Thaw

As the climate warms, how much, and how quickly, will Earth's glaciers melt?<p>"If we don't have it, we don't need it," pronounces Daniel Fagre as we throw on our backpacks. We're armed with crampons, ice axes, rope, GPS receivers, and bear spray to ward off grizzlies, and we're trudging toward Sperry …

Climate Change

Vital Signs of the Planet: Global Climate Change and Global Warming. Current news and data streams about global warming and climate change from NASA.

Glaciers and climate change | National Snow and Ice Data Center

Glacial <b>ice</b> can range in age from several hundred to several hundreds of thousands years, making it valuable for climate research. To see a long-term …

Global Warming

Antarctic Ice Melt Could Get Worse, But Humans Can Slow It Down

"It’s up to us what path we go down. There’s a silver lining here.”<p>The melting of Antarctic ice shelves could double in the next 35 years and lead to ice shelf collapse by the end of the century if fossil fuel consumption continues at the current rate, according to a new study published Monday in …

West Antarctic ice melt could raise seas by three meters

Melting ice in West Antarctica is a major concern for global sea levels, and a key area may already be unstable enough to unleash three meters of …

What’s Causing Antarctica’s Ice to Melt?

Dazzling blue lakes are forming in Antarctica — and they’ve got scientists worried

In a new study, scientists who study the largest ice mass on Earth — East Antarctica — have found that it is showing a surprising feature reminiscent of the fastest melting one: Greenland.<p>More specifically, the satellite-based study found that atop the coastal Langhovde Glacier in East Antarctica’s …

Global Warming

NASA: 10,000-year-old Antarctic ice shelf will disappear by 2020

<b>(CNN) —</b> One of the last remaining sections of Antarctica's Larsen B Ice Shelf is dramatically weakening, according to a new NASA study.<p>The study predicts that what remains of the once-prominent ice shelf, a thick floating platform of ice, most likely will "disintegrate completely" before the end of …

Antarctica Meltdown Could Double Sea Level Rise

A melting Antarctica alone could raise oceans by more than 3 feet by the end of the century if greenhouse gas emissions continued unabated, roughly …

Antarctica Reaches a New Low

12/12/2013 · by carylsue · in Current Event Connection, Geography In the News, Main. ·<p><b>ENVIRONMENT</b><p>Using new satellite data from Antarctica’s eastern highlands, scientists have measured the most frigid temperature ever recorded: about -93°Celsius (-136°Fahrenheit). (National Geographic News)<p>Use our …

A Visitor's Guide to Antarctica

No one lives in Antarctica full-time. But researchers try to outlast the long winters, and every year thousands of tourists make the trek to ice continent. We have prepared for you some points of interest.<p><i>Vic Kulihin</i><p><b>[1] Antarctica Exposed</b><p>Last spring the British Antarctic Survey put together the …

Global Warming

Antarctic Ice May Be Held in Place By Small Plugs—for Now

Centuries of warmer waters would be needed before Wilkes Basin could contribute to sea level rise.<p><b>Small plugs in the coastal ice shelves of East</b> <b>Antarctica</b><b>are all that are holding back several meters of</b> <b>sea level rise</b> <b>worldwide, according to a pair of climate researchers.</b><p>However, it would take …

Greenland and Antarctica 'have lost four trillion tonnes of ice' in 20 years

More than 4 trillon tonnes of ice from Greenland and Antarctica has melted in the past 20 years and flowed into the oceans, pushing up sea levels, according to a study that provides the best measure to date of the effect climate change is having on the earth's biggest ice sheets.<p>The research …

Video: Peeling Back the Ice of Antarctica

Author: Adam Mann. Adam Mann Science<p>Date of Publication: 06.05.13.<p>Time of Publication: 1:05 pm. 1:05 pm<p>Check out the most detailed map of a continent …

Where Have All the Elephants Gone? (2013)

Elephants

To save African elephants, scientists say ivory sales must stop

Wildlife<p>Co-authored by Erica Cirino<p>Poachers are killing more than 27,000 African elephants every year for their tusks, making uncertain elephants’ very existence into the future. That comes out to about 100 African elephant murders every day, leaving just about 400,000 of these creatures remaining …

Satellite tracking technology helps keep elephants safe

On September 10, on a beautiful sunny day in Amboseli National Park, I was present when KWS vets successfully attached a tracking collar to Tim, one …

Wildlife

Debate: Would a legal ivory trade save elephants or speed up the massacre?

‘The ivory ban has made prices high and poaching lucrative’<p><i>Enrico Di Minin, research fellow in conservation science at the University of Helsinki, and Douglas MacMillan, professor of biodiversity economics at the Durrell Institute of Conservation and Ecology, University of Kent.</i><p>The 1989 UN ban on …

Extinction

Breaking: Pro-Ivory Trade Country’s Change of Heart Upends Elephant Debate

Johannesburg, South Africa<p>In a dramatic switch, the country with the world’s largest population of elephants, Botswana, urges a ban on ivory trading.<p>In a surprising about-face, Botswana—the country with the largest remaining number of wild elephants—has thrown its weight behind a proposal to end …

Extinction

The EU’s ruling has sentenced thousands more elephants to death

The EU has blocked a proposal to give elephants the highest level of international protection possible at CITES, the Convention on International …

Extinction

South Africa and allies block upgraded protection for elephants

Amid dramatic scenes, the proposal – supported by Botswana (a country that at previous CoPs opposed any attempt that would restrict trade in ivory) …

Bid for strongest protection for all African elephants defeated at wildlife summit

A bid to give the highest level of international legal protection to all African elephants was defeated on Monday at a global wildlife summit.<p>The EU played a pivotal role in blocking the proposal, which was fought over by rival groups of African nations.<p>But the Convention on the International Trade …

Extinction

Japan gets reprieve in international effort to clamp down on ivory trade

A committee meeting at an international conference for animal conservation in Johannesburg voted unanimously Sunday to ban domestic trade in elephant …

International wildlife conference calls for an end to legal ivory markets

Delegates at an international wildlife conference in South Africa have approved a number of measures to crack down on the ivory trade, but have …