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nonfossil fuel stresses
ecol.	неископаемое топливо
energ.ind.	неископаемое топливо (Coal, petroleum, and natural gas are conventionally referred to as fossil fuels. Solar, wind,and hydro are non-fossil energy sources, so fuel made from them is non-fossil fuel. Wood, and biofuels (such as corn and sugar cane ethanols) are made from crops that can be regrown every year, so they are clearly not fossil MichaelBurov)