Native Americans seek plan to respond to climate changes that affect their way of life

By Suzanne Gamboa20 July 2012 WASHINGTON (AP) – Native American and Alaska Native leaders told of their villages being under water because of coastal erosion, droughts, and more on Thursday during a Senate hearing intended to draw attention to how climate change is affecting tribal communities. The environmental changes being seen in native communities are […]

Image of the Day: Satellite view of iceberg calving from Petermann Glacier, 17 July 2012

Caption by Michon Scott with information from Walt Meier and Ted Scambos, National Snow and Ice Data Center; and Konrad Steffen, Swiss Federal Institute for Forest, Snow and Landscape Research.17 July 2012 The Petermann Glacier grinds and slides toward the sea along the northwestern coast of Greenland, terminating in a giant floating ice tongue. Like […]

Massive landslide in Alaska sweeps over glacier, possibly the largest landslide ever recorded in North America

ANCHORAGE, Alaska, 12 July 2012 (AP) – Even by Alaska standards, the rock slide in Glacier Bay National Park was a huge event. It was a monumental geophysical event that was almost overlooked until a pilot happened to fly over where the cliff collapsed and snapped some photographs nearly a month later. When the cliff […]

Alaska Native communities facing climate-induced relocation

By Lorraine Jessepe 21 June 2012 LINCOLN, Nebraska – Native peoples are no stranger to forced relocation. It is a bitter chapter in the history of North American tribal peoples. Now, the 21st century version of Native relocation has emerged in Alaska, this time, as a consequence of man-made climate change. Climate-induced relocation is cited […]

Arctic warming linked to combination of reduced sea ice and global atmospheric warming

Contact: Louise Bennet, Media Unit, +613 9035 3372, +61 412 975 350, ebennet@unimelb.edu.au 6 Jul 2012 The combination of melting sea ice and global atmospheric warming are contributing to the high rate of warming in the Arctic, where temperatures are increasing up to four times faster than the global average, a new University of Melbourne […]

Graph of the Day: Greenland Reflectivity Anomaly, June 2012

Satellite data of Greenland reflectivity 1-22 June 2012 versus the same periods in previous Junes back to 2000. The blue colors indicate a decrease in reflectivity compared to previous Junes. In a new study, Box and a team of researchers describe the decline in ice sheet reflectivity and the reasons behind it, noting that if […]

Arctic sea ice tracking at record low levels

19 Jun 2012 (NSIDC) – After a period of rapid ice loss through the first half of June, sea ice extent is now slightly below 2010 levels, the previous record low at this time of year. Sea level pressure patterns have been favorable for the retreat of sea ice for much of the past month. […]

Greenland ice sheet melt nears critical tipping point ‘into a state of inevitable decline’

By Andrew Freedman29 June 2012 The Greenland ice sheet is poised for another record melt this year, and is approaching a “tipping point” into a new and more dangerous melt regime in which the summer melt area covers the entire land mass, according to new findings from polar researchers. The ice sheet is the focus […]

Lloyd’s details ‘growing impact of climate change’ as U.N. meets

25 June 2012 (Insurance Journal) – Lloyd’s has published a roundup of the environmental issues inherent in as the world grows warmer. The recently concluded Rio +20 Conference was an attempt – 20 years after the first conference – “to try to reach agreement on sustainable growth, controlling world emissions and managing the growing impact […]

Past periodic warmth in Arctic may be related to melting Antarctic ice sheets

Contact: Janet Lathrop, 413-545-044421 June 2012 AMHERST, Massachusetts – First analyses of the longest sediment core ever collected on land in the terrestrial Arctic, published this week in Science, provide documentation that intense warm intervals, warmer than scientists thought possible, occurred there over the past 2.8 million years. (“2.8 Million Years of Arctic Climate Change […]

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