- Carbon dioxide is released when we burn fossil fuels._ˈkɑːr.bən ˈdaɪ.ɒk.saɪd ɪz ˌriːˈliːst ˈwen wiː bɜːn ˈfɒs.əl ˈfjuːəlz. Kárben dáioksáid is rílíst uen uí bern fosel fyúels.El dióxido de carbono se libera cuando quemamos combustibles fósiles.ˈkɑːr.bən ˈdaɪ.ɒk.saɪd ɪz ˌriːˈliːst ˈwen wiː bɜːn ˈfɒs.əl ˈfjuːəlz. Kárben dáioksáid is rílíst uen uí bern fosel fyúels.
Carbon dioxide is released when we burn fossil fuels.