Yorkshire floods, 2014.
Artificial intelligence can help manage floods effectively, but decisions about which communities are protected require a human touch.
pxl.store / shutterstock
Currently, all the value in sewage sludge is literally being flushed down the toilet.
Tougher penalties are a useful tool for environmental watchdogs.
Celebrations for Kumbh Mela, 2019.
Kumbh Mela is the world's largest congregation of people – so large, it's visible from space. However, river pollution is a major issue here and new solutions are needed.
Monitoring sewage for virus allows for a quick public health response if any polio is detected.
AP Photo/Matt Rourke
Polio can be circulating through a community long before anyone is paralyzed. Monitoring sewage for the virus lets public health officials short-circuit this 'silent transmission.'
The Vaal River in Gauteng, South Africa’s richest province, is polluted.
South Africa's local governments lack a clear separation of legislative and executive powers.
Homes surrounded by water from the flooded Brazos River in the aftermath of Hurricane Harvey in Freeport, Texas, Sept. 1, 2017.
AP Photo/Charlie Riedel
Many people board up their houses and stay in place during disasters – but often they aren't prepared to go without water, power or transportation for days or weeks afterward.
Do canal boats have toilets? Yes, and they're greener than your average bog.
The Hawkesbury’s waters look beautifully natural but treated sewage makes up to 20% of the river flow where the North Richmond Filtration Plant draws its water.
Perth is looking at recycling all its sewage in the city's future water supply. But many Australians' drinking water already contains indirectly recycled treated sewage.
If you want to live like a local when on holiday, you should defecate like one.
The UK water infrastructure needs rethinking with the increasing population demands and the contaminants found in our water.
Big sewer pipes take all sewage to a place where it is treated. This place is called a sewage treatment plant.
You flush the toilet. Down it goes. What happens after that? Clancy, age four, wants to know.
Cock and bullion: the $2,000 pizza.
On sale in New York for US$2,000. Don't all rush at once.
A contaminated water sign on the sand following a rainstorm in Imperial Beach, California, December 2014.
Resistant bacteria enter our aging sewer infrastructure and may eventually end up in the environment through sewage spills.
Olympic rowers train in waters near Rio. The lack of sufficient treatment has raised health concerns for athletes.
Expecting the rest of the world to adopt expensive, centralized sewage treatments systems common in the U.S. is not realistic.
News about the sewage and pollution in Guanabara Bay in Rio have caused health concerns among Olympic athletes.
Wastewater treatment systems around the world are hamstrung by outdated tests that don't identify a growing array of pathogens or identify the sources of pollutants.
In Africa, more than 315,000 children die every year from diarrhoeal diseases caused by unsafe water and poor sanitation.
There have been modest improvements in water and sanitation provision in Africa, but there is still a long way to go. Most citizens rate their governments’ performance in this sphere poorly.
Could municipal biosolids be a trove of tiny treasure?
Heather Lowers, USGS Denver Microbeam Laboratory
Mining waste rock from historic mines or even treated sewage to find useful metals and minerals could be a sustainable way to meet demand for these finite resources.
New Delhi’s Yamuna River, like much of India’s water, is polluted. The world urgently needs low-carbon ways to clean things up.
Much of the world still lacks access to proper sanitation and clean water - an issue that needs urgent action. But without low-carbon technologies, clean water could come at the expense of the climate.
A tangled web. Helping infrastructure make connections.
Every time we turn on a tap, switch on a light or drive to the shops we are relying on the infrastructures that make our modern economy work. These infrastructures are being developed to meet new challenges…