BlogArena

General blog about anything and everything of everyday's life.

19. Oct 2019

October 9, 2013
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Stronger winds explain puzzling growth of sea ice in Antarctica

Much attention is paid to melting sea ice in the Arctic. But less clear is the situation on the other side of the planet. Despite warmer air and oceans, there’s more sea ice in Antarctica now than in the 1970s … Continue reading

August 16, 2013
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Earth orbit changes were key to Antarctic warming that ended last ice age

For more than a century scientists have known that Earth’s ice ages are caused by the wobbling of the planet’s orbit, which changes its orientation to the sun and affects the amount of sunlight reaching higher latitudes, particularly the polar … Continue reading

August 11, 2013
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First global atlas of marine plankton reveals remarkable underwater world

Under the microscope, they look like they could be from another planet, but these microscopic organisms inhabit the depths of our oceans in nearly infinite numbers. To begin to identify where, when, and how much oceanic plankton can be found … Continue reading

March 14, 2013
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Remote Clouds Responsible for Climate Models’ Glitch in Tropical Rainfall

It seems counterintuitive that clouds over the Southern Ocean, which circles Antarctica, would cause rain in Zambia or the tropical island of Java. But new research finds that one of the most persistent biases in global climate models – a … Continue reading

November 7, 2012
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Changing Climate, Not Tourism, Seems to Be Driving Decline in Chinstrap-Penguin Populations

High-resolution satellite imagery aids in study The breeding population of chinstrap penguins has declined significantly as temperatures have rapidly warmed on the Antarctic Peninsula, according to researchers funded in part by the National Science Foundation (NSF). The study indicates that … Continue reading

June 7, 2012
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A ‘B-12 Shot’ for Marine Algae?

Scientists find key protein for algae growth in the ocean Scientists have revealed a key cog in the biochemical machinery that allows marine algae at the base of the oceanic food chain to thrive. They have discovered a previously unknown … Continue reading

February 16, 2012
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Fish of Antarctica Threatened By Climate Change

A Yale-led study of the evolutionary history of Antarctic fish and their “anti-freeze” proteins illustrates how tens of millions of years ago a lineage of fish adapted to newly formed polar conditions – and how today they are endangered by … Continue reading

December 10, 2010
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NSF’s Nathaniel B. Palmer Sails with Sweden’s Oden to Study Antarctic Peninsula Ecosystem

*Amundsen Sea Polynya International Research Expedition (ASPIRE) Combines Research and Education* In a unique and complex example of “science diplomacy,” teams of U.S. and Swedish scientists are sailing this month aboard two research vessels to study the ecology of the … Continue reading