Circularity
Understanding the value of a circular economy and identifying circular solutions are essential to changing our world for good. Circularity, or the zero-waste principle of keeping materials in a closed loop and away from landfills and incinerators, is the future. Find out about the latest innovations and solutions accelerating the transition towards a circular economy in the articles here from The Optimist Daily.
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...
More on beavers and rewilding
We decided to dust off and update this innovative solution to restoring habitats with the most industrious aquatic mammal: beavers. At The Optimist Daily, we’ve written a great deal about the benefits beavers bring to their environment and the importance of restoring their populations in Read More...
Spider-like film doubles avocado shelf life
Concerned about the problem of plastic pollution, a scientist has developed a plant-based coating that could make food plastic wrappers obsolete. The biodegradable coating has antimicrobial properties and can easily be sprayed onto produce, such as avocados and citruses, slowing Read More...
Seattle installs EV chargers on utility poles for residents
Electric vehicles are the transportation of the future. In the meantime, cities are struggling to install the infrastructure that we will all need to charge our cars. This is an important issue for EV owners away from a home or office charging port, or if they live in an apartment complex. If Read More...
New steelmaking method could cut industry's gigantic CO2 footprint
The steel industry emits 3 billion tons of CO2 every year. That’s about three times the carbon footprint of the airline industry. A startup called Helios wants to cut this industrial behemoth’s impact on the environment. A cheaper steelmaking process When it comes to steel, its large carbon Read More...
Upcycling plastic from old vehicles into graphene for new ones
Did you know that the amount of plastic used in vehicles has increased by 75 percent in the past six years? This has led to the average SUV containing up to 350 kilograms (771 pounds) of plastic that could sit in a landfill for centuries. Thankfully, researchers from Rice University were inspired Read More...
Tree cities: regreening and making cities more climate-resilient
We decided to revamp a story about a wonderful solution: tree cities. At The Optimist Daily, as you’ve probably guessed, we love solutions for urban green spaces. We’ve written quite a bit about these, with their ability to offset carbon emissions, help grow food, and help animals and Read More...
Making spongier and more climate-resilient cities
We decided to revamp a story about a wonderful solution, with a few updates. The world’s cities and population centers are overwhelmingly located near water. This makes good sense since water is essential for living, and throughout history, people have built their settlements where water is Read More...
VR study shows bright colors and green spaces bring joy to cities
We at The Optimist Daily have written a great deal about the positive effects of greenery in cities. They sequester carbon, boost climate resiliency, and they cheer people up. Now, there is research to support greenery, along with bright colors, making cities more enjoyable. A study from the Read More...
The shape of flowers reduces parasites transmitted to bumblebees
Bumblebees are furry and critical pollinators that are sadly vulnerable to many things such as heat and predators. Another thing that affects their populations that we can keep an eye out for in our gardens is parasites. Recent research from North Carolina State University showed that the Read More...