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Main entrance of the EPA headquarters in the William Jefferson Clinton Building in Washington, DC

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What happened to the EPA’s Clean Power Plan

The Clean Power Plan set a 32% emissions target for 2030, but courts stalled it before EPA repealed it, and federal power plant carbon rules keep changing.
A crude oil tanker docked at Port Arthur, Texas

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Is the US energy independent in 2026?

Is US energy independence real in 2026? The US posts record oil output and net energy exports, yet crude imports still run 6.2 million barrels a day.
A row of public electric vehicle charging stations

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How fast electric vehicle adoption is happening

Worldwide electric vehicle adoption hit a record in 2025, but US sales reversed hard once the $7,500 federal tax credit expired in September.
NRC inspectors in hard hats at the Vogtle Unit 3 nuclear construction site in Georgia

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Is solar power cheaper than nuclear power today?

Is solar cheaper than nuclear? Lazard's 2025 unsubsidized data puts solar at $38 to $78 per megawatt-hour versus $141 to $220 for new nuclear.
Rows of white utility-scale battery storage containers at a solar-plus-storage site

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Does battery energy storage undercut the energy return of wind and solar?

Battery energy storage is scaling fast on the US grid. What a 2014 net-energy argument got wrong, what's changed, and what batteries still can't do.
Small ground-mounted solar arrays on a farm property

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How much money is going into clean energy now

Renewable energy investment is part of the $2.2 trillion that went into clean energy in 2025, almost twice fossil fuel spending. See where it went.
Wind turbines spaced widely across prairie wetlands at the Tatanka Wind Farm in the Dakotas

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Power density and how much land each energy source needs

Power density measures the watts each energy source produces per square meter, and it explains why wind and solar need more land than gas or nuclear.
Rows of solar panels at the Topaz Solar Farm in California

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Why solar keeps beating the IEA’s growth forecasts

The IEA solar forecast undershot actual solar growth for more than a decade, and its newest outlook moved down for policy reasons instead of up.
NOAA Mauna Loa Observatory in Hawaii, where atmospheric carbon dioxide has been measured since the 1950s

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How do we know humans are causing climate change?

Is climate change caused by humans? Yes. NOAA and IPCC data show how scientists know, from record heat to a fossil fuel fingerprint in the air.
Close-up of a residential electricity meter mounted on an exterior wall

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Electricity prices around the world, by country

Household electricity price per kWh by country in US dollars, where the US ranks, and why German and British homes pay more than twice as much.