I blog about environmental and social justice issues because I am very concerned about the health of the interdependent web of life of which we are a part.
Melting Arctic ice.......beautiful and frightening!
Melting Arctic ice.......beautiful and frightening!
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Showing posts with label oceans. Show all posts
Showing posts with label oceans. Show all posts
Wednesday, June 22, 2011
Oceans of Trouble
Think of the collapse of the cod fishery in Newfoundland - and then say the imminent crash of the oceans doesn`t matter to humanity.
Sunday, May 9, 2010
Acid Oceans
http://www.aolnews.com/opinion/article/opinion-the-oil-slick-you-cant-see/19460901
http://en.wikipedia.org/wiki/Ocean_acidification
The day after the gulf rig blew out, the National Research Council quietly issued a report on what exactly carbon dioxide, which is warming the atmosphere, is doing to seawater. As the oceans absorb some of the carbon our factories and engines pour into the atmosphere, the "chemistry of the ocean is changing at an unprecedented rate and magnitude," the report said. "The rate of change exceeds any known to have occurred for at least the past hundreds of thousands of years."Say what?
http://en.wikipedia.org/wiki/Ocean_acidification
Ocean acidification is the name given to the ongoing decrease in the pH of the Earth's oceans, caused by their uptake of anthropogenic carbon dioxide from the atmosphere.http://www.realclimate.org/index.php/archives/2005/07/the-acid-ocean-the-other-problem-with-cosub2sub-emission/
Acidifying the ocean is particularly detrimental to organisms that secrete shell material made of CaCO3, such as coral reefs and a type of phytoplankton called coccolithophori.We are running a giant experiment on our planet and ourselves and our ecosystems. What will happen when we live on a much hotter planet with incredibly unpredictable weather where the oceans are too acidic for oysters and coral reefs to thrive? We're gonna find out. Correction: we already know. I can see pine beetle killed trees from my window.
Wednesday, December 16, 2009
What The Giant Squid Off The Coast of BC Mean
http://www.csmonitor.com/Environment/2009/1215/Squid-invasions-signal-changes-in-the-Pacific-Ocean
Scientists, meanwhile, ponder what the dramatic range expansion of a species usually confined to lower latitudes implies about the Pacific Ocean in general. Although natural cycles are probably behind some of the changes in the Pacific Ocean that scientists are observing, climate change seems to be pushing the ocean beyond the limits of natural variability. The jumbo squid invasion of California and beyond is one symptom of these larger oceanographic changes.But climate change isn't happening.....
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