How Whales Change Climate

Sustainable Human

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"When whales were at their historic populations, before their numbers were reduced, it seems that whales might have been responsible for removing tens of millions of tonnes of carbon from the atmosphere every year."

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Academic Sources:
Stephen Nicol et al, 2010. Southern Ocean iron fertilization by baleen whales and Antarctic krill. Fish and Fisheries, vol 11, pp 203–209.

Kakani Katija and John O. Dabiri, 2009. A viscosity-enhanced mechanism for biogenic
ocean mixing. Nature, Vol. 460, pp 624-627. doi:10.1038/nature08207

Joe Roman and James J. McCarthy, 2010) The Whale Pump: Marine Mammals Enhance Primary Productivity in a Coastal Basin. PLoS ONE vol 5 no 10, pp 1-8. doi:10.1371/ journal.pone.0013255

Daniel G. Boyce, Marlon R. Lewis and Boris Worm, 2010. Global phytoplankton decline over the past century. Nature, Vol. 466, pp591-596. doi:10.1038/nature09268

Steve Nichol, 12th July 2011. Vital Giants: why living seas need whales. New Scientist, No.2820. http://www.newscientist.com/article/mg21128201.700-vital-giants-why-living-seas-need-whales.html

Trish J. Lavery et al, 2010. Iron defecation by sperm whales stimulates carbon export in the Southern Ocean. Proceedings of the Royal Society: B. Vol 277, pp 3527-3531.
doi: 10.1098/rspb.2010.0863

James A. Estes, et al, 2011. Trophic Downgrading of Planet Earth. Science, Vol 333, pp 301-306. doi: 10.1126/science.1205106

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#ClimateChange #Whales #TrophicCascades

climate change, climate, carbon, carbon sequestration, George Monbiot, trophic cascade, whales, plankton, ocean ecosystem