Articles

Solar

Puerto Rico will link up 7,000 solar systems to help its shaky grid

Sunrun is developing Puerto Rico's first virtual power plant using rooftop solar and battery systems across the island.

By Maria Gallucci . 1 November 2022
Air travel

Iceland: Land of Fire and Ice — and 'carbon-free' flights?

Icelandair plans to use only hydrogen- and battery-powered planes for in-country routes by the end of this decade.

By Maria Gallucci . 1 November 2022
ENN

Wisconsin regulators should look to Iowa for third-party solar model, advocates say

A pair of cases before Wisconsin regulators seek to clarify the state’s position on third-party-owned solar installations, in which the entity that owns the array is different from the property owner that will use the electricity.

By Kari Lydersen . 1 November 2022
ENN

Commentary: Robust community engagement, paired with permitting reform, will be key to ensuring a just energy future

A rural town in upstate New York serves as an example of how community engagement can make or break a project, writes guest commentator McKenzie Fowler.

By McKenzie Fowler . 1 November 2022
Clean fleets

The country’s biggest electric bus microgrid is open for business

Low-cost solar and batteries plus backup power come together in one Maryland county’s all-electric transportation hub.

By Jeff St. John . 1 November 2022
Utilities

This winter, UK households can get paid to help prevent grid blackouts

Octopus Energy will compensate customers who use less power during times of high demand, helping to blunt the impact of a looming energy crisis.

By Julian Spector . 1 November 2022
ENN

Volunteer-made window inserts are keeping New England homes snug

WindowDressers started in 2010 with a Maine church that wanted to insulate heat-leaking windows in its sanctuary. Now it runs “community builds” in four states that produce thousands of the easy-to-install inserts each year.

By Lisa Prevost . 31 October 2022
Heat pumps

Heating will be costly this winter, but much less so with a heat pump

Federal forecasts have warned about high heating bills, yet they don't account for the much greater efficiency of electric pumps, says pro-electrification group Rewiring America.

By Jeff St. John . 31 October 2022
ENN

Q&A: Advanced energy advocate says Virginia governor's plan ‘falls short’

Kim Jemaine, policy director at the Virginia chapter of Advanced Energy Economy, shares her organization’s stand on Gov. Glenn Youngkin’s recently released Energy Plan.

By Elizabeth McGowan . 28 October 2022
Guest essay

It's time for solar microgrids to replace dirty diesel generators

In rural sub-Saharan Africa and South Asia, costly diesel generators are often the only power source. A concerted push to deploy solar microgrids could change that.

By Manoj Sinha, Joseph Nganga . 28 October 2022