Heat waves with triple-digit temperatures across the U.S. underline the critical role building codes can play in making buildings more energy efficient and cutting greenhouse gas emissions.

One report tracks state policies, the other, future need for EV chargers, but both find a patchwork of EV adoption and charger installation across the country.

ACEEE released a report arguing that efficiency would have major benefits in deep decarbonization scenarios by avoiding the need for balancing resources and minimizing costs to vulnerable consumers.

Republicans and Democrats shared their ideas for the implementation of the Inflation Reduction Act at ACEEE’s Energy Efficiency Policy Forum.

California ranks highest in the American Council for an Energy-Efficient Economy's (ACEEE) annual report on states’ energy-efficiency policies and programs.

According to new reports by the International Energy Agency, global spending on energy efficiency could hit $560 billion this year, a new record.

Comfort and safety — not cost or environmental impact — is the top driver for people considering energy efficiency upgrades, according to a new PNNL study.

The Inflation Reduction Act carries the same number as the Build Back Better Act, but its $670 billion falls far short of the original $2.2 trillion.

The American Council for an Energy-Efficient Economy released its City Clean Energy Scorecard, with San Francisco for the first time claiming the top spot.

As Texas regulators prepare to release a blueprint for a redesigned ERCOT market, ACEEE warned of overlooking benefits from efficiency and demand response.