Today’s Solutions: December 21, 2025

Environment

Need some good news about the environment? The Optimist Daily is your go-to herald of positive environmental news, highlighting eco-friendly solutions and scientific progress around climate action, circularity, conservation, and more. Learn about everything eco in our Environment section.

When it comes to wetland resto

When it comes to wetland restoration, look towards the Dutch capital

Travel beyond Amsterdam’s northern outskirts and you enter a scene that looks like a 17th-century Dutch painting. Cows chew their cud in lush pasture fringed with reed beds, in a region of pretty villages whose houses are often snapped up by wealthy urban commuters. By Dutch standards, this Read More...

How sushi could help stop the

How sushi could help stop the sea urchin invasion

If you have to spend the evening alone, eating sushi can be a wonderful remedy to make you feel better. But that’s not the only thing sushi is good for. At a time where sea urchins are rapidly multiplying and destroying vast swaths of kelp forests, sushi could provide the perfect answer to this Read More...

Planning a ski trip? Consider

Planning a ski trip? Consider one of these eco-friendly resorts

For those of you who love the thrill of hitting the chilly slopes, skiing is one of winter’s most exciting prospects. Unfortunately, climate change is taking a toll on winter snow levels and, with high energy consumption, transportation emissions, and bulky equipment, the sport itself takes a Read More...

Descendants of an extinct spec

Descendants of an extinct species of Galápagos tortoise have just been found

Conservationists on the Galápagos Islands have discovered 30 giant tortoises partially descended from two extinct species, including that of the Lonesome George. If you can’t recall, Lonesome George was a famous giant tortoise that was over 100 years old and was the last of the Chelonoidis Read More...

Electric vehicles took center

Electric vehicles took center stage in Superbowl commercials this year

This weekend’s Superbowl was the biggest event of the year for the NFL, but the big game is also center stage for the advertising world. This year’s Superbowl commercials showed a distinct shift in business consciousness towards a greener future. Football enthusiasts saw prominent figures Read More...

A nonprofit in Boston is turni

A nonprofit in Boston is turning vacant storefronts into pop-up communal spaces

When businesses stand empty in a neighborhood, the negative effects can be far-reaching. That’s why a nonprofit was created that turns vacant storefronts into pop-up communal spaces where people can come together without having to spend money. The nonprofit is called CultureHouse, and it was Read More...

These researchers are turning

These researchers are turning McDonald’s used frying oil into 3D-printing resin

Used cooking oils are a major global environmental problem, with commercial and household waste causing serious environmental issues, including clogged sewage lines caused by the build-up of fats. While there are commercial uses for waste cooking oil, there’s a lack of ways to recycle it into a Read More...

Sigh of relief: rare fluoresce

Sigh of relief: rare fluorescent pink slugs survived the Australian bushfires

At the top of Mount Kaputar in New South Wales, Australia, lives an incredible species of slug that glows a fluorescent pink color. These slugs only exist on that single mountaintop, which is why conservationists had every right to worry about their survival when the Australian bushfires burned Read More...

Prefab homes Sweden

Now this is how to make eco-friendly prefab homes without cookie cutter approach

Prefab houses aren’t exactly a thrilling proposition to architects, but with urbanization in full swing, there is a great need for nice, quickly-constructed prefab houses. The good thing is that the architects behind these houses are finding ways to build prefab homes that produce clean energy, Read More...

The ban of private cars on San

The ban of private cars on San Francisco’s busiest street is now underway

Just a couple months ago we wrote about San Francisco’s grand plan to ban cars from Market Street—the notoriously congested spine of the city. But the thing about plans is that it’s always a question as to whether or not they’ll actually come to fruition. The good news is that San Read More...