The National Development Council is aiming for Taiwan to achieve zero carbon emissions by 2050 with a policy that decouples economic growth from greenhouse gas emissions. The economy must continue to grow while carbon emissions are reduced. To allay public concern that reducing carbon emissions means hard times ahead, and the industry’ s worries that economic growth would slow as a result, it is important to reduce the intensity of carbon emissions. This requires a “fourfold effect” that incorporates energy, industry, lifestyle and society; four approaches that should go some way to halving input while increasing output. As such, Taiwan cannot return