Helping the environment and fertilizing crops by upcycling pee
Here’s something you probably never thought you’d hear: the price of urine per 25 liters has risen from $1 to $6 since the start of the War in Ukraine. This is because there’s now a shortage of agricultural chemicals, and farmers and providers have turned to human urine as an abundant source Read More...
Robot fish repairs itself with microplastics it collects
Microplastics are one of the most pervasive environmental and health issues of our time. And environmental engineers and researchers are working nonstop to address this, with enzymes, superworms, okra, and more. Now, scientists from Sichuan University have developed and programmed a tiny robot Read More...
Eight reusable essentials for your kitchen
Most of us recycle, and many of us compost our food waste, but there are still so many single-use products we feel we can’t avoid using and then chucking in the garbage once we’re done. We want to live sustainably, and the kitchen is a great place to do this, yet our trash cans still fill up Read More...
New Zealand’s new machine revolutionizes its e-waste recycling
Many of us might not consider what effect our computers and other devices have on the world once we’re done with them. There are a lot of consumers demanding the right to repair, and rightly so. Our smart devices have hazardous materials which can be very harmful to the environment and people if Read More...
This chemical treatment makes plastic waste absorb CO2
A huge focus of research in scientific fields is to make things more efficient. This can mean simplifying designs, and reducing energy consumption, or it can mean doing two things at once. In the case of researchers from Rice University, they are doing two things at once in what they’re calling a Read More...
Oregon wastewater facility makes its own power with human waste
Two weeks ago, we wrote a piece on upcycling your “business,” going into the green uses some companies found for human waste. Innovation and recycling mean looking everywhere possible for solutions, and The Optimist Daily loves writing about the ones that are found… even if they come out of Read More...
Upcycling your "business," 5 uses of human waste
At The Optimist Daily, we keep our ears keened for news about upcycling. It’s an impressive hack, making productive use of discarded materials and waste, turning what was trash into something new. It’s a great solution toward making sustainable products, and we’re always looking for creative Read More...
This sustainable solar panel can go on buildings or your clothes
When you see the new sunlight-absorbing material developed by Carvey Ehren Maigue, an engineering student from the Philippines, the colors might remind you of the Aurora Borealis. In fact, Auroras were what inspired Maigue when he named his new game-changing material, AuREUS. This is a new Read More...
Turning waste into musical instruments for disadvantaged youths
In Spain, a creative social project aims to improve the lives of children from disadvantaged backgrounds through music, education, and recycling. The initiative, called Music for Recycling, involves an inventive orchestra that brings together youths from deprived homes, who play with instruments Read More...
This sleek compostable lamp is made from discarded orange peels
Earlier this year, we wrote about how the city of Sevilla, Spain, is using leftover oranges to generate clean energy. Driven by the same mission to turn waste from citrus into something useful, Milan-based startup Krill Design has 3D printed orange peels into a sleek, compostable lamp, dubbed Read More...