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Next Animation Studio
Human sewage, rotting food to power new trains
The lightweight, low-cost trains will be fuelled by biomethane, a renewable gas made from organic waste.
FuseSchool
How Is Water Treated In Sewage Works
The aim of sewage treatment should be to return nutrients back to the soil, but without any harmful pathogens. Composting toilets do this, making use of aerobic bactweria to achieve a pathogen free fertiliser. However, most toilets are...
Fuse School
How Sewage Treatment Works - Water Treatment
To flush or not to flush ... that is the question. Is the wastewater treatment program in most towns and cities really the most efficient way to deal with waste? The fourth installment in a series of seven videos about the world's water...
NOAA
Noaa: Estuary Education: Combined Sewer Overflow
A quick overview of how a combined sewer overflow system works, and why heavy rains can be bad for estuaries. [1:42]
Science Friday Initiative
Science Friday: Poop and Paddle
Adam Katzman, the inventor and builder of the toilet-boat, says it's meant to be more inspirational than practical. "Poop and Paddle" demonstrates how sewage and rainwater can be converted to cattails and clean water. [4:02]