Clean Water & Sanitation

Discarded rice husks capture toxic dyes, offering a reusable water filter

Scientists turned farm waste into a filter that captures toxic dyes and works 5 times.

Nanopore method improves detection of cyanobacteria toxins in lake water

Scientists built a sensor 1 nanometer wide that detects toxic algae in lakes 40 times better than

India connects 124 million rural homes to tap water

124 million rural homes gained tap water in just 6 years.

Magnetic nanoparticles remove forever chemicals from water

87% of dangerous 'forever chemicals' removed from water using magnets.

Sri Lanka prepares for impending El Niño with traditional and new approaches

80% probability of strong El Nino prompts Sri Lanka to mobilize government response.

In 1996, an Indonesian farmer began planting banyan trees across barren hills, and 11,000 trees later, springs returned across 250 hectares

One farmer planted 11,000 trees over 24 years — and dry hills now have springs again.

New methods for removing harmful nitrates from drinking water identified

AI speeds up the search for catalysts that turn harmful nitrates into harmless nitrogen gas.

WHO launches seven strategies to prevent drowning

300,000 people die from drowning each year, but WHO's new PROTECT package offers proven ways to

Reusable magnetic invention removes microplastics plus some PFAS from water

A new magnetic material removes 95%+ of tiny plastic particles and some PFAS chemicals from water

Leveraging social expectation for charitable donations

Messages about social expectations outperform guilt-based appeals for donations

Local city garden wins national award for plant education in native desert climate | KRDO

A single watering per week keeps this award-winning Colorado garden green all summer.

Students enable widespread water monitoring in India

583 students and community members in India matched professional scientists in detecting water

Prickly pears, avocados and lemons: how rainwater harvesting is feeding Mexico City’s gardens and homes

A nonprofit has installed 2,500-litre rainwater systems in low-income Mexican homes, letting

Auckland’s $1.6 billion solution to wastewater woes officially opens - NZ Herald

Auckland just opened New Zealand's biggest-ever wastewater system, costing $1.6 billion.

HERO’s Mission: Building a Blueprint for Wave Energy Components

A custom wave energy charge controller captures 8x more power than standard designs, enabling ocean

Can ‘fog harvesting’ help solve water scarcity in Chile’s Atacama Desert?

Fog catchers: a Chilean invention turning clouds into thousands of liters of drinking water per day.

Taking prebiotics during pregnancy could protect babies from antibiotic-linked food allergies

Babies were 5x more likely to get food allergies when moms skipped prebiotics during antibiotic

Roadless rule helps protect clean drinking water for 25 million Americans, new study shows

The Roadless Rule shields rivers feeding water to 25 million Americans across the country.

Why Africa should link nutritional data with fisheries management (commentary)

Fishers logged 77,000 trips over 6 years — and changed how one country thinks about nutrition

Sustainability | Microsoft

Microsoft plans to be zero waste and water positive by 2030.