Prometheus Institute

The EPA says it will lower gas prices by raising the percentage of ethanol in gasoline to 15% and waiving clean air regulations. The post High Gas Prices? No Worries, Just Use […]

Soaring jet fuel prices have hit the profitability of airlines, who have started raising air fares and grounding flights to contain the fallout from the Iran war, which has more than doubled […]

Oil markets reversed their recent downtrend on Thursday, with oil prices surging after President Donald Trump declared that the U.S. would continue to hit Iran "extremely hard" for the next two to […]

This audio is auto-generated. Please let us know if you have feedback. Devin Hartman is director of energy and environmental policy at R Street Institute. Kent Chandler is resident senior fellow, energy and […]

Rooftop solar generating capacity in Puerto Rico totaled 1,456 megawatts (MW) at the end of 2025, 20% of the overall capacity mix. Rooftop solar capacity has increased faster than other sources over […]

This week saw something that does not happen very often. WTI, normally trading at a discount to Brent crude, moved higher than the North Sea-focused benchmark. Traders explained it with fears of […]

Australia’s grid emissions have fallen sharply over the last decade, and the last five years. The biggest falls are in those states that have gone fastest on renewables. The post Chart of […]

As Saudi Arabia redirects more and more crude from the east to the west, where it can export it safely, oil seems to be all that everyone is watching. But not Saudi […]

Most commercial solar projects must now meet rigorous “physical work of a significant nature” requirements to establish federal tax credit eligibility. The post Guidance for Optimizing Solar Power Project Tax Credits appeared […]

The global surge in energy demand is spurring investment in several sectors, and is bringing renewed interest in areas such as geothermal. The world’s literal hot spots—places such as Iceland, Indonesia, Kenya, […]