Reducing oil dependence. Strengthening energy security. Creating jobs. Tackling global warming. Addressing air pollution. Improving our health. There are many reasons for focusing on reducing carbon emissions, as listed by the Union of Concerned Scientists in their report “Climate 2030: A National Blueprint for a Clean Energy Economy”. Studying the US situation, the number 1 emittor of CO2, the reprt provides a unique outlook for transforming energy habits leading to a sustainable future development.