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Argument: Iron-fertilized algae blooms deplete nutrients in ecosystems

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Revision as of 22:57, 20 September 2008 (edit)
Brooks Lindsay (Talk | contribs)

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Current revision (13:40, 30 June 2010) (edit)
Lenkahabetinova (Talk | contribs)
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==Parent debate== ==Parent debate==
-*[[Debate:Iron fertilization of algae blooms]]+*[[Debate: Geoengineering, iron fertilization of algae blooms]]
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==Supporting quotations== ==Supporting quotations==
[http://www.greenpeace.de/fileadmin/gpd/user_upload/themen/klima/CBD/iron_fertilisation_critique.pdf "A scientific critique of oceanic iron fertilization as a climate change mitigation strategy". Greenpeace Research Laboratories. September 2007] - "Iron fertilization results in other essential nutrients, such as nitrates, phosphates ad silicates, being used up as the phytoplankton bloom progresses. Consequently, this could result in a reduction of these nutrients down-current from an iron- fertilized area. In turn, a lack of nutrients would cause a negative impact on phytoplankton down-current resulting in a reduction in overall biological productivity. This would be likely to have a knock-on negative impact on all other marine life because phytoplankton underpin the marine food web. Indeed, because of this phenomenon, modeling studies have predicted that commercial-scale iron fertilization of the oceans could have a significant detrimental impact on important fisheries." [http://www.greenpeace.de/fileadmin/gpd/user_upload/themen/klima/CBD/iron_fertilisation_critique.pdf "A scientific critique of oceanic iron fertilization as a climate change mitigation strategy". Greenpeace Research Laboratories. September 2007] - "Iron fertilization results in other essential nutrients, such as nitrates, phosphates ad silicates, being used up as the phytoplankton bloom progresses. Consequently, this could result in a reduction of these nutrients down-current from an iron- fertilized area. In turn, a lack of nutrients would cause a negative impact on phytoplankton down-current resulting in a reduction in overall biological productivity. This would be likely to have a knock-on negative impact on all other marine life because phytoplankton underpin the marine food web. Indeed, because of this phenomenon, modeling studies have predicted that commercial-scale iron fertilization of the oceans could have a significant detrimental impact on important fisheries."

Current revision

Parent debate

Supporting quotations

"A scientific critique of oceanic iron fertilization as a climate change mitigation strategy". Greenpeace Research Laboratories. September 2007 - "Iron fertilization results in other essential nutrients, such as nitrates, phosphates ad silicates, being used up as the phytoplankton bloom progresses. Consequently, this could result in a reduction of these nutrients down-current from an iron- fertilized area. In turn, a lack of nutrients would cause a negative impact on phytoplankton down-current resulting in a reduction in overall biological productivity. This would be likely to have a knock-on negative impact on all other marine life because phytoplankton underpin the marine food web. Indeed, because of this phenomenon, modeling studies have predicted that commercial-scale iron fertilization of the oceans could have a significant detrimental impact on important fisheries."

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