Clean energy

Policy & regulation

The tax code change unleashing $25B in clean energy investment

The Inflation Reduction Act’s transferability provision is expanding opportunities to turn the value of clean energy tax credits into real-world projects.

By Jeff St. John . 28 October 2024

Clean energy

Chart: Wind and solar are closing in on fossil fuels in the EU

European grids are getting cleaner, fast. In 2023, wind overtook gas generation, coal plummeted, renewables rose at a record rate — and electricity emissions fell.

By Maria Virginia Olano . 16 February 2024
Clean energy

This year's Super Bowl will be the most climate-friendly yet

Although there may be a bit of greenwashing in the NFL's claims, the league and other professional sports organizations are making big strides in sustainability.

By Katie Myers . 9 February 2024
Utilities

Duke Energy seeks to delay its 2030 climate target in North Carolina

Amid an expected surge in electricity demand, critics say the utility is “tripling down” on natural gas and snubbing clean energy.

By Elizabeth Ouzts . 6 February 2024
Solar

The biggest solar-plus-storage project in the US just came online

The new California installation has nearly 2 million solar panels, more than 120,000 batteries, and an enormous amount of clean energy capacity.

By Eric Wesoff . 25 January 2024
Energy storage

Long wary of batteries, New York's now poised to go big on energy storage

Can community-scale battery installations hit the sweet spot for the country’s densest city? NineDot Energy has raised $225 million more to take a crack at it.

By Jeff St. John . 22 January 2024
Clean energy

Chart: The world is building renewable energy faster than ever before

Renewable energy installations jumped nearly 50% last year, the most rapid growth rate in two decades.

By Maria Virginia Olano . 19 January 2024
Nuclear

Can the dream of fusion power be realized?

A new crop of well-funded startups are experimenting with novel technologies to harness the nuclear reactions that power the sun.

By M. Mitchell Waldrop . 15 January 2024
Energy storage

Chart: The US grid battery fleet is about to double — again

America's energy storage industry is on a tear, installing batteries to store clean wind and solar and make the grid more reliable.

By Julian Spector, Maria Virginia Olano . 12 January 2024
Emissions reduction

Clean electricity is driving down US emissions

A preliminary analysis shows the buildout of renewable energy helped to curb America’s greenhouse gas emissions by 1.9% in 2023.

By Maria Gallucci . 10 January 2024
Energy storage

A huge battery has replaced Hawaii's last coal plant

Plus Power’s Kapolei battery is officially online. The pioneering project is a leading example of how to shift crucial grid functions from fossil-fueled plants to clean energy.

By Julian Spector . 10 January 2024