Fed up of waiting for the city to tackle traffic fatalities, Angelenos are taking street safety into their own hands — one ...

Atmospheric water generation' is inching from sci-fi to reality in communities that lack access to potable water.

When people walk into the Clean Slate tattoo removal clinic at the University of California San Diego, they carry more than just ink on their skin. Many are justice-impacted adults — people with ...

Every time somebody flushes a toilet in Mannheim, they contribute to ecological shipping. Since March 2025, the German city’s wastewater treatment plant has been feeding an experiment of global ...

See what stories caught our attention this week, including positive progress for mass transit in Serbia and a deposit return scheme that’s making waves.

Sewage is a massive untapped source of green methanol, perfect for powering ships. One German city is producing it with every flush.

Sewage is a massive untapped source of green methanol, perfect for powering ships. One German city is producing it with every flush.

See what stories caught our attention this week, including the transformative power of two-wheeled travel and an award-winning senior housing project designed to tackle loneliness.

The first thing Kristine McDivitt Tompkins had to do when she arrived in Chile more than three decades ago was tear down fences. Demolishing 700 kilometers of barbed wire in the rough terrain that she ...

Bright parasols, wooden sun loungers and expanses of golden sand suddenly appear every summer on what was once a traffic-clogged, 3.3 kilometer road along the banks of the River Seine in the heart of ...

Waterline is an ongoing series that explores the solutions making rivers, waterways and ocean food chains healthier. It is funded by a grant from the Walton Family Foundation. Somporn Kaikaew is the ...