Climate changes

causes

atmosphere

human activities.

fossil fuel use

deforestation

intensive livestock farming,

synthetic fertilizers

industrial processes

emissions

CO2

Nitrogen trifluoride (NF3)

colorless

oderless

nonflammable

methane (CH4)

nitrous oxide (N2O)

Water vapor

natural processes

animal and plant respiration

sunlight (shortwave radiation)

consequenses

increases global temperatures.

longwave radiation

inches

Sujet secondaire

Causes

Thermal Expansion

melting of ice sheets

consequences

to swamp

prediction

temperature

warmer water expanding

melting of ice sheets

rising at an increasing rate

high-population-density coastal areas

atmospheric warming

acceleration

air pollution

NOx (nitrogen oxides)

SO2 ( Sulfur dioxide)

disolved gases

PH

Volcanic emissions

chemical gas emissions

limestone

landslides

Human actions

burning fossil fiels

burning coal

high solar radiation

Melting ice

Absorption

Darker surface

Rocks

Albedo (definition)

Global climate change

Positive feedback

contrast

sea ice retreat

Conveyer Belt

Deep Currents

Water temperatuer

Water Density

Salinity

Water Temperature

Cold Regions

Lost of heat = + density

Surface Currents

Wind

Heat (Tropics -> Polar Regions)

Consequences

Biological Influence

Animal Mobility

Organic matter mouvement (Humboldt Current)

Offshore

Offshore currents

Oceanography

heat

pH

acidity level

atlantic cod reduction

global warming

CO2

fossil fuel

hostile to marine life

carbonic acid