ulyanovsk, russia - april 20, 2019: city without cars. the planet ran out of petrol. marginal fuel prices. eco-friendly city witho

2019 air april background business car carbon cars cheap city day depleted earth eco ecofriendly emissions empty energy environment fresh fuel gas global harmful hydrocarbon impact landscape marginal modern natural needs petrol planet pollute pollution power price prices production ran reserve result road russia street sunny system transport transportation travel ulyanovsk urban vehicle witho