Natural gas can be complemented by renewable energy sources such as solar energy, biomass fuels (renewably produced and used), and wind energy.
(Natural gas; can be complemented; by renewable energy sources such as solar energy, biomass fuels (renewably produced and used), and wind energy) (biomass fuels; renewably produced; )
Natural gas biomass fuels
can be complemented renewably produced
by renewable energy sources such as solar energy, biomass fuels (renewably produced and used), and wind energy