
Fig. 1
The share of RES in gross final energy consumption in the EU countries together with the 2020 target.
Source: own study based on Eurostat data, 2018.

Fig. 2
Synergy of institutional solutions for the biogas market in Poland.
Source: own study based on research results.

Fig. 3
Financial support for the agricultural biogas market in Poland.
Source: own study based on research results.

Fig. 4
Social acceptance of biogas plants.
Source: own study based on research results.

Fig. 5
Determinants of relations of biogas enterprises with the local structure.
Source: own study based on research results.