As renewables get cheaper, countries around the world are also seeing stronger momentum toward building electrification: replacing systems in buildings that rely on natural gas with electrically-powered alternatives. That could spell good news for the green building sector, which is already having a busy year. 

Cities are positioning bike-filled streets as a way to meet their sustainability goals, improve public health and reduce traffic congestion. Many are cruising toward a tipping point on bike infrastructure.

The Girl Up Initiative Uganda is breaking down gender stereotypes for women by building safe spaces where young girls can learn life skills and build the confidence to take control over their futures.

United States national parks are heading into their busiest season seriously understaffed. The Grand Canyon Conservancy is finding ways to support Grand Canyon National Park and the park rangers carrying heavier workloads this summer.

Billions of dollars in U.S. renewable energy projects have been cancelled since the start of this year, but with new corporate investors and local players stepping in, the country's clean power sector may prove more resilient than some thought.

The Petaluma Reusable Cup Project generated a lot of buzz when it launched in 2024. The results are in, and they show promise for scaling city-wide reuse programs.

Depleted groundwater poses a serious threat to communities and farms in California's Central Valley, but scientists say the region's cropland might also be critical for refilling the underground aquifers holding that water.

Gig economy drivers say they're working more and earning less. Some are so fed up with the likes of Uber and Lyft that they're banding together to form worker-owned cooperatives to compete with them.

Only about 14 percent of U.S. commercial fleets included electric vehicles last year, but even as federal policies shift, signs point to continued and accelerated growth. Companies like Amazon are adding thousands of EVs to their fleets, and research shows fleet operators using EVs today have a 90 percent likelihood of purchasing more.

The U.S. hydropower sector is seeing increased investment, but uncertainty around tax credits could throw a wrench in plans for growth. We asked Malcolm Woolf, president and CEO of the National Hydropower Association, what's next for the sector and the policies it needs to thrive.

By removing carbon dioxide from the ocean, Captura disrupts a natural balancing act between the gas in the water and the gas in air, enhancing the ocean's ability to absorb the greenhouse gas from the atmosphere.

Subaru of America is the largest automotive donor of The Leukemia & Lymphoma Society, and 2025 marks the partnership’s tenth year. Collectively, the automaker and its retailers will have supported nearly 500,000 cancer patients with financial assistance, care packages, comforting blankets and messages of hope by the end of this year.