Purchasing carbon offsets "is clearly better than doing nothing," Cameron Hepburn tells Wired. But key considerations include the need for companies to already be reducing emissions and assurance that offsets aren't replacing other actions.

Dr Alex Money explores climate-related risk and the role of research analysts in this op-ed for the Financial Times. Dr Money is the Director of the Innovative Infrastructure Investment Programme at the Oxford Smith School of Enterprise and Environment and a former fund manager.