Down to the Wire | Deep dives into complex energy issues

Solar

How will low-income Californians access home solar and batteries?

Pending changes to net metering could put solar and batteries further out of reach for low-income households, renters, schools and churches, advocates warn.

By Jeff St. John . 14 December 2022
Solar

As California guts solar net metering, batteries emerge as a moneymaker

Rooftop solar alone will earn less under new California policy, but firms are developing programs to make it lucrative to add home batteries that help the grid.

By Jeff St. John . 13 December 2022
Solar

What to expect from California’s new rooftop-solar plan? More batteries

California is about to dump its net-metering regime and adopt a new system that emphasizes home batteries. Here’s how companies are preparing.

By Jeff St. John . 12 December 2022
Climatetech finance

What challenges will confront DOE loan program for energy retrofits?

It takes more than money to retool dirty energy infrastructure to be clean. Can utilities, regulators and communities agree on how to spend it?

By Jeff St. John . 7 November 2022
Climatetech finance

How will DOE loan out $250B to make dirty energy systems clean?

A new Biden admin program can help replace coal plants with clean energy, switch gas pipelines to hydrogen, upgrade transmission, and more. Here are the wonky details.

By Jeff St. John . 3 November 2022
Energy markets

Texas plan to stop next grid disaster could cost customers billions

A new report finds that a proposal to improve grid reliability could cost much more than alternatives and still fail to prevent winter blackouts.

By Jeff St. John . 2 November 2022
Grid edge

Californians saved the grid again. They should be paid more for it

Smart thermostats, solar-charged batteries, EVs and other household devices can shore up the stressed grid. Why isn't the state going all in on incentives?

By Jeff St. John . 15 September 2022
Transmission

New software can find more room for clean energy on transmission grids

Grid-enhancing technologies include high-tech software that can uncover more interconnection options for new wind and solar power projects.

By Jeff St. John . 23 August 2022
Transmission

How to move more power with the transmission lines we already have

Grid-enhancing technologies enable us to get more out of existing power lines. Here’s an in-depth look at one such technology: dynamic line rating.

By Jeff St. John . 29 July 2022
Hydrogen

US green hydrogen hub will put long-haul energy storage to the test

The ACES Delta project in Utah is betting billions of dollars that clean hydrogen can provide months of energy storage. Will it work?

By Jeff St. John . 30 June 2022

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Down to the Wire | Deep dives into complex energy issues

How will low-income Californians access home solar and batteries?

As California guts solar net metering, batteries emerge as a moneymaker

What to expect from California’s new rooftop-solar plan? More batteries

What challenges will confront DOE loan program for energy retrofits?

How will DOE loan out $250B to make dirty energy systems clean?

Texas plan to stop next grid disaster could cost customers billions

Californians saved the grid again. They should be paid more for it

New software can find more room for clean energy on transmission grids

How to move more power with the transmission lines we already have

US green hydrogen hub will put long-haul energy storage to the test