teen climate summit

7/31/2019 Teen Climate Summit

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HOT DAYS ALONG IN ANTARCTICA

Thursday, May 31, 12


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Why did I become an oceanographer? I grew up in

ocean, swimming, fishing, surfing, skin diving. I love ocean. The ocean has changed significantly in my life



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I also found being a scientist is the COOLEST JOB!!! I get pa

explore and understand the worldThursday, May 31, 12


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Temperature Trends (degrees C per year)

-0.2 0.2Thursday, May 31, 12


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Black is Br itish Faraday & Ukraine Vernadsky Station

Red is US Palmer Station

Mean Winter Temperatures

Larson-B ice shelf after its collapse

Thanks to BAS & A. Clarke

The WAP peninsula is experiencing the largest winter warming



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Heat input from Antarctic Circumpolar Current (ACC - worlds largest ocea~30,000 Niagara Falls). The heat is driven onto the shelf by intensification o

favorable winds.



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Heat input from Antarctic Circumpolar Current (ACC - worlds largest ocea~30,000 Niagara Falls). The heat is driven onto the shelf by intensification o

favorable winds.



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The decadal changes have resulted changes in the phytoplankto

Montes Hugo et al. Science 2009

The change in chlorophyll since the 1970s

The changes driven by a decice, wind and sun



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Cryptomonas cryophila

Thalassiosira antarctica

Corethron criophilum

Palmer Cryptophytes --> 8 2m

10m

100m

SEM Micrographs fromMcMinn and Hodgson 1993



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Is there an impact on higher trophic levels?



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Anvers IslandThursday, May 31, 12


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Changing diets for the


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Changing diets for theAdelie penguins



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Changing diets for the


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98%

1%

1%

Krill

Fish

Other

1994-

present

54%

45%

1%

1995-

present

Changing diets for theAdelie penguins



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70 West 69 West


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Old Day Communication

HAM Operator Coms Palmer Station 1988

68 South

Adelaide

Island

Ocean

Station

Obama

W

RV Gould

RutgersCOOLroom

RotheraBaseReal time

comms

Brave NewDay



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