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Table 3 Evaluation of the criteria and ranking of the potential of southwesterern Algeria sedimentary basins for CO2 storage

From: CO2-storage assessment and effective capacity in Algeria

Criteria

Sedimentary basins

Weight (wi)

Bechar

Tindouf

Reggane

Cuvette de Sbaa

Ahnet

Gourara

i = 1

       

 Seismicity

5

5

5

5

5

5

0.1

i = 2

       

 Area

3

5

5

3

5

5

0.06

i = 3

       

 Depth

2

2

4

4

4

4

0.1

i = 4

       

 Deformation

2

2

2

2

3

3

0.08

i = 5

       

 Reservoir-coverage

2

2

2

2

3

3

0.1

i = 6

       

 Geothermal power

3

3

2

2

2

2

0.09

i = 7

       

 Potential in hydrocarbons

2

2

4

4

5

5

0.04

i = 8

       

 Evaporites

2

2

2

2

2

2

0.01

i = 9

       

 Coal

1

1

1

1

1

1

0.04

i = 10

       

 Exploration maturity

2

2

3

3

5

5

0.08

i = 11

       

 On/offshore

4

4

4

4

4

4

0.11

i = 12

       

 Climate

3

3

3

3

3

3

0.04

i = 13

       

 Accessibility

2

2

3

3

4

4

0.04

i = 14

       

 Infrastructure

1

1

2

3

4

4

0.05

i = 15

       

CO2 sources

1

1

3

4

5

5

0.06

 

0.48

0.51

0.62

0.63

0.90

0.91

 
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