An Indian engineer has invented a very quick waste segregator. The TrashBot sorts garbage into metals, plastic, and food waste. It can separate up to 200 tonnes of waste in one operating session, running for 24 hours non-stop, at a cost that is lower than dumping it in landfills.  The TrashBot is described by its […]

“What we have done is totally wrong. We think we can use concrete to channelize a river. We think we can use dykes to protect the city from being flooded.” According to Professor Kongjian Yu, a Chinese ecological urbanist, draining all the water away from cities is a bad idea and not effective in containing […]