New methods of recycling wastewater are evolving, but face unique challenges
As the need to conserve water grows, San Francisco is emerging as a world leader in onsite water recycling, where large buildings must reuse their own wastewater for non-drinkable use. Ideally, the goal is to go from toilet to tap, and the trend of turning sewage into drinking water is gathering momentum. But cost is an issue, and can consumers overcome the “yuck” factor?
Pick up an Austral Fisheries toothfish loin in the supermarket, scan the barcode on the back of the packet, and you’ll be able to follow every step in the fish’s journey from deep ocean to shop shelf.
A new global agreement has pledged to end, indeed reverse deforestation by the end of this decade. We've been here before — so what’s different this time?
Thanks to technological advances, the steel, cement and chemicals sectors are beginning to wean themselves off fossil fuels, but it’s a gradual, uphill process
Oceans are the source of at least 50 per cent of all oxygen produced on Earth. Yet industrial fishing, offshore oil exploration and using the ocean as the world’s dumping ground for plastics and harmful chemicals have placed this fragile ecosystem...
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