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Sheffield Saboteurs | 30-03-2012 11:32 | Anti-militarism | Ecology | Ocean Defence | Sheffield | World
Climate IMC | 13-03-2012 21:39 | Climate Chaos | Ecology | Ocean Defence | Sheffield | World
In a new study marine scientists have warn that the rate of ocean acidification presently occurring is unprecedented in the last 300 million years. This is due to dissolving carbon dioxide from the atmosphere, much of which human activity has contributed over the last 200 years through the use of fossil fuels. The extent and rate of acidification enhances the prospect for a mass marine extinction event this century. Research in paleoclimatology and oceanography has revealed that anthropogenic climate change is driving Ocean Acidification threatening marine ecosystems.
Ocean acidification has been called the 'evil twin' of climate change with marine scientists warning climate negotiators in Durban of the necessity for climate mitigation action in December 2011, along with a statement on the IUCN website urging action to cut carbon emissions. New research in November 2011 from Australia's Antarctic Climate and Ecosystems Cooperative Research Centre showed the Southern ocean is warming and freshening.
Marine scientists warn ocean acidification is already impacting marine food webs which will lead to substantial changes in commercial fish stocks, threatening protein supply and food security for millions of people. The Northwest Oyster Die-off from 2006-2008 in the USA highlights the growing impact on commercial fisheries. The United Nations Environment Program estimates that 3 billion people use fish protein in their diet, with one billion people dependent on subsistence fishing as a primary food source.
Related: International Programme on the State of the Ocean (IPSO) | The Ocean in a high CO2 world | Takver: Ocean acidification articles | UNEP report - Environmental Consequences of Ocean Acidification: a threat to Food Security (PDF)
Sheffield Saboteurs | 27-07-2011 22:47 | Animal Liberation | Ecology | Ocean Defence | Sheffield | World
Alex Smith | 24-06-2011 08:16 | Climate Chaos | Ecology | Ocean Defence | Sheffield
Alex Smith | 04-06-2011 18:56 | Ecology | Ocean Defence | Sheffield
Lloyd Hart | 18-04-2011 17:26 | Ecology | Ocean Defence | Sheffield | World
Lex Rigby | 29-03-2011 13:04 | Animal Liberation | Ocean Defence | Sheffield
Lex Rigby | 29-03-2011 11:54 | Animal Liberation | Ocean Defence | Sheffield
Stop Shell Hell in Mayo | 09-08-2010 16:33 | Rossport Solidarity | Climate Chaos | Ocean Defence | Social Struggles | Sheffield
Stop Shell Hell in Mayo | 05-08-2010 14:29 | Rossport Solidarity | Ecology | Energy Crisis | Ocean Defence | Sheffield | South Coast
Alex Smith | 24-06-2010 05:33 | Ecology | Energy Crisis | Ocean Defence | Sheffield | World
Radio Ecoshock | 06-05-2010 18:11 | Ecology | Energy Crisis | Ocean Defence | Sheffield
Richard Heinberg | 26-11-2008 23:13 | Analysis | Ecology | Ocean Defence | Sheffield | World
http://www.earthportal.org/news/?p=1385
LexRigby | 09-10-2008 07:25 | Animal Liberation | Ocean Defence | Sheffield
Nottingham Animal Rights | 08-05-2008 11:14 | Animal Liberation | Ocean Defence | Sheffield
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