> Since 2011 Green Planet Energy has been selling the proWindgas product which was initially 100% imported fossil gas, and the company promised a gradual increase in the proportion of hydrogen generated from excess renewable energy.[5] As of 2020 the share of hydrogen mostly oscillated below 1%.[6] > Sales of 99% fossil gas presented as “eco-gas” have been criticized as contradictory[7][8] as well as "greenwashing" of Russian gas.