If you stroll through Paris on a warm summer day, you’ll likely see groups of sunbathers and picnickers lounging near the Seine, but you probably won’t see anyone swimming. Waste management and pollution issues have made the river too dirty to swim in, but that may change thanks … [Read more...] about Paris has an Olympic-sized plan to clean up the Seine
waste water
This power-free sewer treatment plant was inspired by cow stomachs
80 percent of the world’s sewage is dumped untreated into the natural environment. This is a huge health and environmental crisis, but traditional sewage treatment plants are costly and energy intensive, making them difficult to implement in many regions. The sewage contamination … [Read more...] about This power-free sewer treatment plant was inspired by cow stomachs