40 Generation of power; clean energy production; production of renewable green energy; production of electrical power from renewable sources; production and processing of fuels and of other sources of energy; production of energy by power plants; services relating to power generation, production of energy; services relating to transformation of an object or substance and any process involving a change in its essential properties, including waste processing [transformation]; energy generation services; recycling of waste materials with the application of thermochemical processes, recycling of recyclable waste materials, processing of waste residues for recycling; renewable natural gas liquefaction; treatment of renewable natural gas; renewable natural gas liquefaction services; processing of renewable natural gas; processing of liquefied renewable natural gas; regasification of liquefied renewable natural gas; information services relating to production of electricity from liquefied renewable natural gas; advisory services relating to production of electricity from liquefied renewable natural gas; waste treatment.