The IMO’s MARPOL Annex IV is being revised to confirm the lifetime performance of Sewage Treatment Plants (STPs). This may finally bring about grey water regulation – a necessity that is long overdue.

Shreya Ramachandran, 19, started The Grey Water Project to spread the word about safely reusing water from sinks and showers so that everyone can be a "water hero" Most people don't realize that water ...

Getting your Trinity Audio player ready... This story is one part of a broader series about ways to save water from the drying Colorado River. See the full project here. We all use the bathroom, clean ...

In a time of drought, where every drop of water makes a difference in California, the water that goes down the drain is getting a second look. Here's how a grey water recycling system works. LOS ...

In our desert, water is precious. Many gardeners look for ways to reduce their city or well water use, including rainwater harvesting and planting drought-tolerant plants. Did you know that you can ...

The Carnival Elation cruise ship discharged around 5,900 gallons of gray water into the ocean at Port Canaveral on Thursday in violation of U.S. regulations. Carnival Cruise Lines Carnival Corporation ...

Installing drought-tolerant landscaping or using recycled water for irrigation could become substitutes for grey water systems under a proposal from the Marin Municipal Water District. The district’s ...

As New Mexico wrestles with climate change reducing its water supplies, a mostly untapped source can be found draining under tubs, sinks and washing machines. Known as gray water, it is dirtier than ...

The average first world household swims in an ocean of non-potable water from things like HVAC condensation, shower drains, and periods of rain. All of it just goes to waste. These same households pay ...