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How much oil has been in the Gulf of Mexico? (Independent variables (Oil…
How much oil has been in the Gulf of Mexico?
dependent variable
Amount of oil
define area
define depth
Independent variables
Oil properties
density
viscosity
temperature
Chemical composition
Emulsification
dissolution
Evaporation
Environmental properties
Water properties
Salinity
Temperature
Flow and currents
Sea bed morphology
Depth
Surface
Coastal morphology
type of coast
biology?
Time
before disaster (natural levels)
during disaster
after disaster
Human intervention
increase
oil spill
leakages
flow from outside the area
dispersed sources of pollution (households, farms etc.)
reduction :
cleaning beaches
burning
mining (reduces natural leakages?)
dispersant (does it reduce it or just sinks?)
Natural sources
leakages from underground reservoirs
biological processes?