Climate changes

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Climate changes

Ocean acidification

carbonic acid

fossil fuel

hostile to marine life

pH

acidity level

global warming

atlantic cod reduction

heat

Ocean currents

Oceanography

Offshore

Offshore currents

Consequences

Biological Influence

Organic matter mouvement (Humboldt Current)

Animal Mobility

Conveyer Belt

Surface Currents

Heat (Tropics -> Polar Regions)

Wind

Deep Currents

Water Density

Cold Regions

Lost of heat = + density

Water Temperature

Salinity

Water temperatuer

Ice albedo feedback

sea ice retreat

contrast

Positive feedback

Albedo (definition)

Global climate change

Rocks

Absorption

Darker surface

high solar radiation

Melting ice

Acidic rain

Human actions

burning coal

burning fossil fiels

landslides

limestone

chemical gas emissions

Volcanic emissions

PH

air pollution

disolved gases

NOx (nitrogen oxides)

Sea level rise

acceleration

atmospheric warming

high-population-density coastal areas

rising at an increasing rate

temperature

warmer water expanding

prediction

to swamp

consequences

Causes

melting of ice sheets

Thermal Expansion

inches

Sujet secondaire

Sujet principal

Greenhouse gazes

consequenses

increases global temperatures.

longwave radiation

causes

atmosphere

natural processes

sunlight (shortwave radiation)

animal and plant respiration

human activities.

emissions

Water vapor

nitrous oxide (N2O)

methane (CH4)

Nitrogen trifluoride (NF3)

nonflammable

oderless

colorless

CO2

industrial processes

synthetic fertilizers

intensive livestock farming,

deforestation

fossil fuel use