The disruptive opportunity for mainstreaming urine recycling
Decentralised sanitation systems based on source separation and urine recycling can contribute much to the existing wastewater regime. Prithvi Simha and Bjorn Vinnerås show...
How to plug the gap in water investments
The World Bank estimates that around US$114 billion per year is required globally to reach the Sustainable Development Goals related to water and sanitation, yet the...
Urban China turns sewage into power
Why Asian cities are adopting and scaling sludge-to-energy systems. By Aditi Sahay
Each year China’s cities must absorb 10 million people, who excrete an extra 1.5...
Cities take the lead on mitigation
The COP21 meeting in Paris is an opportunity for city governments and water professionals to highlight the role of practical interventions in combatting greenhouse...