Carbon dioxide, as is well known, is added to the atmosphere mainly by the burning of fossil fuels, like coal, oil and gas.
(Carbon dioxide; is; well known) (Carbon dioxide, as is well known; is added; to the atmosphere mainly; by the burning of fossil fuels, like coal, oil and gas)
Carbon dioxide Carbon dioxide, as is well known
is is added
well known
to the atmosphere mainly by the burning of fossil fuels, like coal, oil and gas