Tagged: Albedo

Why Arctic sea ice shouldn’t leave anyone cold - Hot Topic

Gareth Renowden Aug 26, 2012

In this guest post Neven Acropolis, the man behind the excellent Arctic Sea Ice blog, looks at the reasons why we need to pay attention to the rapid loss of sea ice in the Arctic Ocean. Arctic sea ice became a recurrent feature on planet Earth around 47 million years ago. Since the start of [...] … Read More

Greenland’s extraordinary summer #2: still melting - Hot Topic

Gareth Renowden Aug 07, 2012

Greenland’s extraordinary summer is far from over. The ice island that broke off the Petermann glacier tongue last month — now dubbed PII-2012 — is edging its way out into the Nares Strait between Greenland and Ellesmere Island, as this satellite image, snipped from NASA’s fabulous daily Arctic Mosaic shows. For updates on events in [...] … Read More

Greenland’s extraordinary summer: melting records and ice island setting sail - Hot Topic

Gareth Renowden Jul 26, 2012

July has been an amazing month in Greenland. The Petermann Glacier has given birth to another huge ice island — taking its terminus further back up its fjord than at any time in the last 100 years (at least), record high temperatures have been recorded at the summit of the ice sheet at 3,200 meters, [...] … Read More

The Greenland Ice Sheet in a high-CO2 world - Journeys to the ice

Matthew Wood Jan 06, 2011

Before I introduce the latest instalment of the podcast, I’d like to take the opportunity to say a big hello and happy new year to everyone in the Sciblogs community. I hope you all enjoyed the festive season and that 2011 brings with it plenty of exciting science stories. I should also explain my absence towards the end … Read More

Wake Up, Freak Out — then Get a Grip - Hot Topic

Gareth Renowden Dec 18, 2010

Excellent animation by Leo Murray explaining climate system feedbacks and the potential for us to pass “tipping points” that could make our efforts to reduce emissions completely redundant. More information (including script and references) at wakeupfreakout.org. Hat-tip to Peter “Crock of the Week” Sinclair for finding it… … Read More