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The Carbon Footprint

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Carbon Footprint Basics

Definition:

total set of greenhouse

gas emissions caused

directly and indirectly by

an individual, event,

organization, or producer

Carbon Footprint About

CO2 WorldwideCarbon Footprint About

• USA: highest CO2 output per capita

0

5

10

15

20

25

CO2 Production

World Population

Reasons for emissionsCarbon Footprint Energy we use

• CO2 emission has increased rapidly since

1950 based on energy source used

Energy Carbon FootprintCarbon Footprint Energy we use

• Low footprint for

renewable energy

Technology g/kWh

Gas (thermal) 1170

Coal 965

Oil 900

Natural gas 600

Gas (combined cycle) 450

Solar photovoltaic 50

Wind 5.5