Insights Poll: Is Shell right to drop the word ‘oil’ from the name of its US unit? Recommended for you World’s oil and gas firms linked to 40% of CO2 emissions since 2016 By Niamh Burns 10/07/2015, 12:20 pm Updated: 10/07/2015, 1:19 pm Recommended for you World’s oil and gas firms linked to 40% of CO2 emissions since 2016 Tags Gas oil Shell