Prithvi Simha, Björn Vinnerås, and Jenna Senecal The idea behind it is rather simple. Fresh urine is collected from urinals or specially designed toilets and channelled into a dryer, where an alkalising agent, such as calcium or magnesium hydroxide, raises its pH. Any water in the now alkaline urine is evaporated and only the nutrients… Continue reading We found a way to turn urine into solid fertiliser–it could make farming more sustainable
Tag: recycling
Waste brine – ecological problem or economic opportunity?
UN researchers point out that the environmental problem of excess brine could instead present economic opportunities in fish farming and agriculture.
Taiwan has one of the Highest Recycling Rates in the World. Here’s how it happened.
This densely populated island of more than 23 million off mainland China has one of the world’s most efficient recycling programs, claiming 55 percent of trash collected from households and commerce, as well as 77 percent of industrial waste.
Watch: Japan’s Town With No Waste
The village of #Kamikatsu in #Japan has taken their commitment to #sustainability to a new level.
Is it time to rethink recycling?
Amy Westervelt If our current approach to recycling isn’t the best for the economy or the environment, why do we do it? Orignially posted at Ensia, magazine showcasing environmental solutions in action. Republished by SixDegrees on arrangement with Ensia under Creative Commons’ Attribution-NoDerivs 3.0 Unported license. Criticize recycling and you may as well be using a fume-spewing… Continue reading Is it time to rethink recycling?