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  • These ferries speed commutes and cut pollution — and they fly

    In Stockholm, an electric ferry that uses hydrofoils—underwater wings that increase the ship’s speed by allowing it to glide above the water’s surface—causes 98 percent fewer carbon emissions than a traditional diesel ferry. Other cities, such as Lake Tahoe and Berlin, are now considering implementing the technology.

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  • In the wake of disasters, rural health could end up running on sunshine 

    In 2023, Hot Springs received a microgrid of solar panels and lithium-ion batteries, which can provide 100 percent of the town’s peak load and up to six hours of backup power. In Hurricane Helene's wake, the microgrid operated continuously for 143.5 hours during a blackout.

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  • How bitcoin drives cheap green energy production in Kenya

    To use up excess renewable energy and help finance the expansion of power grids, companies such as Gridless are connecting energy producers in African countries with cryptocurrency miners that are eager to buy up unused power. By selling off energy to cryptocurrency companies, one hydropower system was able to expand its electricity service to 500 more homes.

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  • North Carolina program helps low-income utility customers pay their bills

    The Customer Assistance Program—a collaboration designed by Duke, North Carolina’s Department of Health and Human Services, and a host of advocates—offers a monthly energy bill credit of up to $42 for households under a certain income threshold. In the first of three pilot years, about 55,000 households accessed this financial aid.

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  • This muggy city keeps cool with minimal AC. Here's how.

    Local real estate developer Lodha Group created Palava City, a 5,000-acre experimental community using creative green building techniques and layout initiatives, supporting its mission of creating a net-zero community. The city is being developed in phases on a community level, without the restrictions of local government, and plans to house about two million residents. Those already living in the community praise its energy efficiency and walkability compared to nearby cities.

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  • For climate and livelihoods, Africa bets big on solar mini-grids

    In Nigeria, nearly half of the population doesn’t have access to electricity grids, making solar a cheap and versatile option to bring affordable, reliable and eco-friendly power to millions. The country is using solar mini-grids, small installations that produce up to 10 megawatts of electricity. Nearly 120 mini-grids are now installed, powering about 50,000 households and reaching about 250,000 people.

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  • Florida is now a solar superpower. Here's how it happened.

    With the help of federal tax credits and localized policies for building, last year, Florida surpassed California as the state with the most new solar panels plugged into its grid, building three gigawatts of large-scale solar in 2024.

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  • Laudato Si' 101: Catholic University students boost energy efficiency at Newark Archdiocese

    Students at Catholic University of America in a net-zero design course are analyzing church structures and making suggestions for green improvements to address the climate crisis, reduce carbon emissions and support the Vatican’s Laudato Si’ mission to conserve energy and protect the planet. Though in its early days, the course has proven beneficial for U.S. dioceses, and students say it’s impacted the way they see architecture and design, and how it can have implications tied to the environment.

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  • Trash to Cash

    In an effort to reduce plastic waste, recycling centers like Recyclift Recycling Technology Company collect plastic waste and crush it into processed pellets to be repurposed. The company employs over 50 employees, all working toward the goal of crushing 100 tons of plastic each week.

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  • Abandoned Coal Mines Are Becoming the Batteries of the Future

    Gravity batteries can store excess renewable energy in abandoned mine shafts, offering coal-dependent communities economic and environmental benefits. This energy storage tactic is being used in various iterations around the globe.

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