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Table 4 Technical biomethane potentials for 2030/2050 in relation to projected total EU gas demand (based on [5, 6, 12, 47, 83, 86,87,88])

From: How and to which extent can the gas sector contribute to a climate-neutral European energy system? A qualitative approach

Source/scenario

Ref.

Bio-methane potential 2030 (TWh)

Gas demand 2030 based on EU28 reference scenario (TWh)

Share of total demand possibly covered by biomethane in 2030

Bio-methane potential 2050 (TWh)

Gas demand 2050 based on EU28 reference scenario (TWh)

Share of total demand possibly covered by biomethane in 2050

Remarks

Baldino et al.

[6]

170

2803

6%

290

2752

11%

Only sustainable feedstock considered

European Commission

[83]

360

13%

n.a

n.a.

Technological focus on digestion process, gasification out of scope

Mathiasson. (only digestion)

[47]

300

11%

n.a

n.a.

Technological focus on digestion process, gasification out of scope

Mathiasson (digestion and gasification)

[47]

500

18%

n.a

n.a.

Consideration of both digestion process and gasification technology

Scarlat et al.

[5]

300

11%

510

19%

Only residues and sewage sludge are considered; 2050 value represents full technical potential

Searle et al.

[86]

n.a.

n.a

360

13%

Only residues are considered

van Melle et al.

[12]

n.a.

n.a

980

36%

Incl. cover crops based on sequential cropping strategies

Kovacs et al. (without energy crops)

[87]

340

12%

1030

37%

Only residues are considered

Kovacs et al. (incl. limited energy crops)

[87]

500

18%

1510

55%

Additional scenario including most conservative energy crops potential