addio ai ghiacci l’articoeilcambiamentoclimatico · simulation of jet stream (nasa) crops . what...
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Peter WadhamsProfessore, DIATI
Ingegneriadell’Ambiente, del TerritorioedelleInfrastrutturePolitecnicodi Torino
eProfessor of Ocean Physics
Department of Applied Mathematics and Theoretical PhysicsUniversity of Cambridge
ADDIO AI GHIACCI
L’Articoeilcambiamentoclimatico
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The Earth hasbeen warming rapidly since themid-19th
Century…
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Arctic amplification
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Median summer and winter ice limits 1972-2007
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Record minimum ice extent in Sept. 2007
2005
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EM3002 multibeam sonarin forward sonar dome
Fitting multibeam to a submarine – HMS “Tireless” March 2007, Arctic Ocean transect
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Greatly deepened, repetitive melt pool in multi-year ice (Beaufort Sea)
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2012Greenland surface melt
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Aug 1 2019. Biggest one-day loss of ice from Greenland Ice Sheet.12.5 billion tons lost. Air temperature 21 C
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b
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Simulation of jet stream (NASA)
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Crops
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What can we do?
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Marine Clud Brightening – Salter, Edinburgh
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Direct Air Capture (DAC) - Carbfix, Iceland
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Blue Planet Ltd., Los Gatos, California
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Biochar production, Hago Research, Camarillo, California
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