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science
Hank
Green
education
learn
marine snow
ocean
food web
climate
plankton
algae
protozoans
crustacean
krill
chemosynthesis
hydrothermal vent
ecosystem
hydrogen sulfide
sea floor
larvacean
MBARI
vampire squid
seafloor
filter feeder
carbon cycle
seawater
CO2
greenhouse gas
sediment
carbon dioxide
carbon
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