Wastewater reuse suffers from a perception problem.
Just as America's highways, sewage systems and water pipes need fixing, so does the growing gap between rich and poor. Trump and the Democrats could use that money to address both.
Currently, all the value in sewage sludge is literally being flushed down the toilet.
Scientists are finding ways to generate something useful from the pollution in our environment.
City fringe foodbowls supply much of our fresh produce and can increase climate resilience by making better use of wastewater and organic waste. A new roadmap outlines how to protect these foodbowls.
The 'used water' that flows from our showers, dishwashers and toilets isn't a waste to engineers – it contains valuable materials. The challenge is recovering them and turning them into products.
Some of the things we discard - like urine - can actually be useful resources.
New research shows that injecting wastewater deep underground can cause earthquakes far from the injection site. It also raises questions about which rock layers are the safest injection targets.
Food systems must be transformed to produce more nutritious food with a lower environmental footprint.
In an increasingly urban world, trees can make a major difference. One study found that, for every dollar invested in planting, megacities saw a $2.50 return on their investment.
World Water Day shines a light on the importance of safe, clean drinking water, but a new report finds Canada's freshwater systems are under stress.
Perth, unlike Cape Town, faces no prospect of its tapwater running out. But other problems lurk beneath the surface, as the city's drying climate puts increasing pressure on irrigation and wetlands.
Once unleashed, glitter gets everywhere – not just in your house, but into the environment. Time to call a halt to the glitter explosion.
The UK water infrastructure needs rethinking with the increasing population demands and the contaminants found in our water.
There is no longer any good reason to waste any type of water. We have the technology to turn waste water into a vital resource.
Developed and developing countries alike struggle with water quality problems. For World Water Day, a look at the challenges – and some potential solutions – to better treating wastewater.
Expecting the rest of the world to adopt expensive, centralized sewage treatments systems common in the U.S. is not realistic.
Wastewater treatment systems around the world are hamstrung by outdated tests that don't identify a growing array of pathogens or identify the sources of pollutants.
Edo, which gave rise to Tokyo, was also the world's largest city three centuries ago. Facing ecological collapse, Edo developed a culture and practices that supported sustainable living.
There's a debate over whether fracking should be introduced into Florida, a state with a unique geology and hydrology that introduces a long list of environmental concerns.