CO2 injection is used to help extract oil from reservoirs, but getting CO2 there is expensive, Exxon wants the people's money (government subsidies) so they get a free ride producing cleaner (cheaper) oil from (economically) dead reservoirs.
CO2 injection is used to help extract oil from reservoirs, but getting CO2 there is expensive, Exxon wants the people's money (government subsidies) so they get a free ride producing cleaner (cheaper) oil from (economically) dead reservoirs.