Articles on wastewater

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About two-thirds of Australia’s strawberries are grown on the fringes of Melbourne and Brisbane. Xavier La Canna/AAP

To protect fresh food supplies, here are the key steps to secure city foodbowls

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.
For a megacity, Tokyo is rich in trees. gillyberlin/flickr

We calculated how much money trees save for your city

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.
A new report finds concerns about water infrastructure tops the list for Canada’s water providers. (Shutterstock)

Understanding the risks to Canada’s drinking water

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.
The future of Perth’s urban wetlands is in doubt. Orderinchaos/Wikimedia Commons

Is Perth really running out of water? Well, yes and no

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.
News about the sewage and pollution in Guanabara Bay in Rio have caused health concerns among Olympic athletes. Ricardo Moraes/Reuters

Brazil’s sewage woes reflect the growing global water quality crisis

Wastewater treatment systems around the world are hamstrung by outdated tests that don't identify a growing array of pathogens or identify the sources of pollutants.
Florida’s unique geology means alternative fracking methods would be used, but can aquifers be safely separated from injection wells? jsjgeology/flickr

Should Florida ‘frack’ its limestone for oil and gas? Two geophysicists weigh in

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.

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