Today’s Solutions: December 15, 2025

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.

Wastewater energy

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...

Mushrooms

Always growing: a dive back into the marvelous world of mushrooms

“Nature alone is antique, and the oldest art a mushroom.” - Thomas Carlyle, Scottish philosopher, and essayist Science is ever-changing. Scientists and physicians used to be sure that contagions and diseases were spread from person to person by smell. This was called the Miasma Theory, and Read More...

Foraging basket

Nature’s shopping list: a beginner’s guide to foraging

Two years ago, The Optimist Daily published a small piece on the advantages of foraging. This means walking past the grocery store to the park or a riparian area to search for, identify, and collect your own food resources. The practice has become more popular in recent years, especially during the Read More...

James Dyson Award

The James Dyson Award: a call to young inventors

The Optimist Daily has written about many winners of the James Dyson Award. This is an international design award that celebrates, encourages, and inspires the next generation of design engineers. It is open to current and recent design engineering students and is run by the James Dyson Foundation, Read More...

Shovel on charcoal (biochar) texture background for fertilizer. biochar powder

How biochar can mitigate carbon from farmlands to urban centers

Biochar has long been hailed in the environmental community as a potent solution for mitigating certain aspects of climate change, from fixing soil erosion to upping water absorption and pulling carbon out of the atmosphere. Now, there is a growing list of industries that might improve their Read More...

Watering garden

How to help the ocean from anywhere

We all have one big thing in common these days: the changing climate. We are all united by this because it will affect all of us, be it in the form of winter storms, drought, or sea-level rise. The good news is that we can all affect the climate too, in a positive way. Even living in the Midwest, Read More...

Nord-Pas de Calais

Once a French coal-mining zone, now a green tourism hub

Once upon a time, Nord-Pas-de-Calais supplied half of France’s coal. This region in the north of the country is distinguished by the giant pyramid-like black cones of slag which are a result of three centuries of environmental and economic hardship.  Now, when you get close to the slag cones, Read More...

Peatlands wetlands

Peatlands, a boggy carbon sink absolutely worth saving

For those in the world who have to live with it, you may wonder “what on earth is peat good for?”  Peatland is a mossy wet mass that you can’t build on, you can barely walk on, you can’t grow crops on it, and all its stagnant water is a breeding ground for mosquitoes which bring Read More...

Electric vehicle charging home

What if you could power your home with your car?

One of the things we find reassuring about electric cars — besides the fact that they produce fewer emissions and don’t hurt our planet nearly as much — is the idea that we could charge one from our very own homes instead of having to drive to a gas station. What if it worked the other Read More...

Cleaning white sneaker with purple cloth.

How to make your sneakers last as long as possible

Being a sustainable fashionista doesn’t mean simply buying clothes that will last long. It also means taking caring care of the clothes you have to ensure their longevity. With this in mind, let’s take a look at how to take care of your sneakers so that they last as long as possible. Wipe them Read More...