Many governments see energy efficiency as a key decarbonization strategy. In fact, some scenarios assume efficiency can drive approximately 40% of emissions reductions under the Paris climate accord.

Two-thirds of the world’s energy is wasted. Energy efficiency opens up immense opportunities for growth, energy security, and the environment. Energy efficiency is a key element of the World Bank ...

For most of the past half century, the arc of energy efficiency bent toward savings. Once Congress passed the nation’s landmark energy-saving law, the Energy Policy and Conservation Act of 1975, ...

Europe’s 2022 energy shock reduced potential GDP but also pushed firms to invest heavily in energy efficiency, which cushioned about two-thirds of the potential economic damage. The IMF finds that ...

Researchers at Princeton Plasma Physics Laboratory found a way to make plasma heating more efficient for fusion. By slightly angling a Faraday screen near the plasma antenna, they stopped unwanted ...