The RTFA’s response calls for a Strategy which is bold, ambitious and implemented swiftly. The CO2 emitted today will remain in the atmosphere heating the planet for around 100 years. Emissions savings achieved sooner have vastly more impact than those that may be delivered in the future. The Call for Ideas document articulates potential concerns in great depth, but the outcome must not be paralysis through inaction. Better to act decisively, with ambition, knowing that the outcome will not be perfect, than to delay because of concerns over indirect effects that cannot be quantified.