Ocean acidification is a direct consequence of increasing atmospheric CO2 concentrations. To avoid substantial damage to ocean ecosystems, deep and rapid reductions of global CO2 emissions by at least 50% by 2050, and much more thereafter are needed.
Signed,
• US National Academy of Sciences
• The Royal Society, UK
• TWAS, the academy of sciences for the developing world
• Albanian Academy of Sciences
• National Academy of Exact, Physical and Natural Sciences, Argentina
• Australian Academy of Science
• Bangladesh Academy of Sciences
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• RSC: The Academies of Arts, Humanities and Sciences of Canada
• Academia Chilena de Ciencias
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• Croatian Academy of Arts and Sciences
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• Royal Danish Academy of Sciences and Letters
• Academia de Ciencias de la República Dominicana
• Academy of Scientific Research and Technology, Egypt
• The Delegation of the Finnish Academies of Science and Letters
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• Georgian Academy of Sciences
• Union der Deutschen Akademien der Wissenschaften
• Deutsche Akademie der Naturforscher Leopoldina
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• Indian National Science Academy
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• Accademia Nazionale dei Lincei
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• African Academy of Sciences
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• National Academy of Sciences of the Kyrgyz Republic
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• Pakistan Academy of Sciences
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• Academy of Science of South Africa
• Royal Academy of Exact, Physical and Natural Sciences of Spain
• National Academy of Sciences, Sri Lanka
• Sudanese National Academy of Science
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• Academia Sinica, Taiwan, China
• Tanzania Academy of Sciences
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• Turkish Academy of Sciences
• The Uganda National Academy of Sciences
• Academia de Ciencias Físicas, Matemáticas y Naturales de Venezuela
• Zimbabwe Academy of Sciences