An independent source of information on environmental matters, based on the best available evidence. We do not advocate any particular position.
Published by on Tuesday, January 24th, 2017
Environment Counts | Antarctic sea-ice may be thicker than previously thought :
sea-ice Published by geoff on 2014-12-05 Recent advances in autonomous underwater vehicle (AUV) technology have opened up access to the underside of sea-ice. 3D maps of Antarctic sea-ice have been compiled for ten floes using measurements by an autonomous underwater vehicle in the near-coastal regions of the Weddell, Bellingshausen, and Wilkes Land sectors. Antarctic sea-ice […]
Environment Counts | Massive collapse of Antarctica ice shelf likely due to surface warming :
Published by geoff on 2014-09-11 In February to March of 2002, the Larsen-B ice shelf in the Antarctica catastrophically collapsed in one season with a loss of 3,250 square km of floating ice. Larsen B had been stable for 12,000 years since the last glacial period. Larsen B ice sheet collapse Source NASA Radiocarbon-constrained chronologies […]
Environment Counts | Rapid thinning of the Pine Island glacier also occurred 8,000 years ago :
Published by geoff on 2014-02-21 Pine Island Glacier, a major outlet of the West Antarctic Ice Sheet, has been undergoing rapid thinning and retreat for the past two decades. Pine Island Glacier This study shows that Pine Island Glacier also experienced rapid thinning of about a meter per year, which is comparable to modern rates, […]