Chart of the week

Solar

Chart: Which countries get the most power from solar and wind?

These two clean energy sources are growing quickly around the world. Here are the 10 countries that rely on them the most.

By Dan McCarthy . 27 June 2025
Solar

Chart: Rooftop solar could tank if GOP repeals key tax credit

Congressional Republicans are poised to eliminate a tax credit that makes rooftop solar cheaper for homeowners, the latest in a string of blows to the sector.

By Dan McCarthy . 20 June 2025
Clean energy

Chart: Hundreds of gigawatts of clean energy at risk with GOP bill

As written, the “Big Beautiful Bill” would cast uncertainty over a staggering amount of solar, battery, and wind projects, just as energy demand is surging.

By Dan McCarthy . 13 June 2025
Solar

Chart: California is wasting more and more clean energy

The state produces more clean energy than its grid can handle, forcing it to curtail the extra wind and solar power it can’t use. There are ways to fix that.

By Dan McCarthy . 6 June 2025
Green steel

Chart: US steelmaking is slowly getting cleaner

None of the new steel and ironmaking capacity planned for the U.S. is coal-fired — but old, dirty units aren’t going anywhere, either.

By Dan McCarthy . 30 May 2025
Electric vehicles

Chart: A quarter of cars sold in 2025 will be battery-powered

The global outlook is solid for EV and plug-in hybrid adoption, even as Trump’s trade and policy plans threaten to stifle growth in the U.S.

By Dan McCarthy . 23 May 2025
Clean energy

Chart: Republicans take aim at clean energy boom benefiting GOP most

The Inflation Reduction Act unleashed a rush of investment in Republican-represented districts. Now, the GOP is proposing to effectively repeal the law.

By Dan McCarthy . 16 May 2025
Electric vehicles

Chart: Tesla is losing its grip on EV buyers in the US

Tesla is still by far the biggest name in U.S. electric vehicles, but its sales are slipping amid competition and blowback to Elon Musk’s political antics.

By Dan McCarthy . 9 May 2025
Clean energy

Chart: Clean energy dominated global power construction in 2024

But emissions from the power sector still ticked up last year amid rising demand and more fossil-fuel use.

By Dan McCarthy . 2 May 2025
Clean energy manufacturing

Chart: Trump is killing the country’s clean-energy manufacturing momentum

In the first three months of this year, firms canceled nearly $8 billion worth of U.S. clean energy projects, mostly factories, in a dramatic turn from the Biden era.

By Dan McCarthy . 25 April 2025