Articles

Utilities

This software factors climate risk and energy equity into grid planning

Utilities need to know how their equipment upgrades will impact vulnerable communities. UrbanFootprint’s platform provides the necessary data.

By Jeff St. John . 23 February 2023
ENN

How small city utilities are grappling with Minnesota’s new 100% carbon-free standard

Hibbing has a biomass plant, while Princeton has backup diesel generators. Could they and other city utilities be forced to find alternative power sources?

By Walker Orenstein . 22 February 2023
Batteries

This EV battery recycling plant in Ohio is planning a huge expansion

Bolstered by federal funds, Cirba Solutions is growing fast to meet rising demand for recycled metals and minerals. Canary Media gets a firsthand look.

By Maria Gallucci . 22 February 2023
Solar

Thin-film solar sparks a manufacturing boom in the Midwest

Home to domestically produced solar panels, Ohio is landing lots of new jobs with help from federal incentives and its deep roots in the glass industry.

By Kathiann M. Kowalski . 22 February 2023
Ocean energy

After years of costly failures, is tidal energy finally catching on?

The MeyGen tidal power array in Scotland has generated 50 GWh of electricity so far, marking a significant milestone for the slow-going clean energy sector.

By Maria Gallucci . 21 February 2023
Air travel

United’s $100M fund to invest in startups making sustainable jet fuel

United Airlines is launching an investment vehicle to support proven producers and emerging developers of sustainable aviation fuel in a bid to curb emissions.

By Maria Gallucci . 21 February 2023
Grid edge

Inside the software running Sunrun's home solar-battery fleets

Virtual power plants are only as good as the software that controls them. Here's how Lunar Energy is making the most of Sunrun's grid potential.

By Jeff St. John . 21 February 2023
ENN

With Duke Energy solar rebates expired, N.C. nonprofits look for new ways to bridge the gap

The Duke Energy program offered a cash-back option to religious institutions, schools, and other nonprofits that haven’t been able to directly claim clean energy tax credits. But the program sunset right as it was catching on.

By Elizabeth Ouzts . 20 February 2023
Guest essay

Gas stoves are a health hazard — and induction stoves just work better

Air-quality expert Brady Seals sums up decades of research and dispels some persistent myths.

By Brady Seals . 20 February 2023
Grid edge

PG&E is testing different flavors of virtual power plant

What's the best way for home batteries to help ease summer grid stress? This California utility is trying out two different models with Tesla and Sunrun.

By Jeff St. John . 20 February 2023