Today’s Solutions: February 23, 2026

Green hydrogen take off

How green hydrogen is taking off

Hydrogen is key to a major energy shift in our society. Many sectors of the economy and the power grid can decarbonize by switching to green hydrogen.  The market for hydrogen is expected to grow to $2.5 trillion by 2050, and many industries, such as air travel, see the writing on the wall. Read More...

Beavers

Supporting beavers and our ecosystems

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 certain areas. Beavers are often vilified in certain communities for the same reason they’re such iconic North American creatures: they Read More...

Yellow-bellied marmot

Yellow-bellied marmots stop aging in hibernation

The Optimist Daily has written a lot about the importance of sleep, how it can renew your energy levels or make you happier. What if we told you that it also halted the aging process? You would have to go into hibernation to make that happen, so it might be a bit out of humans’ reach for now. Read More...

Listening fabric

This fabric can “hear” for you

Hearing loss is something many of us have to accept, with the fine and sensitive tools in our ears inevitably wearing down with age. What if you could remedy this by putting on a shirt that could hear for you? Engineers from the Massachusetts Institute of Technology and designers from the Rhode Read More...

Drive slowly

To save money and gas, driving slower helps

Many of us take the speed limits on the side of the road as, well, more of a suggestion than a hard line never to cross. Whether on the highway or in midtown, many of us feel we’re losing time or just plain bored if we’re not in the fast lane. Gas prices are rising, though, and even when we Read More...

Kyiv city

How city infrastructure is aiding Ukrainians in resisting Russia

A recent article in Bloomberg CityLab by Shlomo Angel, professor of city planning and former Captain of the Israeli Defense Forces, elaborates on how Ukraine could endure the war now that the fight has been brought to its cities. He emphasizes the incredible difficulty an invading army faces when Read More...

Animal agency, ducks

Biodiversity means respecting animals' agency

Depending on where you live, there can be a great deal of concern about the local animals, wandering into the road or eating your garbage. For conservationists, there’s a concern for the animals themselves. Conservationists and wildlife managers these days are looking for new ways to protect wild Read More...

Honduras

Honduras puts a stop to open-pit mining

What is open-pit mining? Open-pit mining is one of the most common and also most harmful methods of extracting minerals from the Earth. Many countries and organizations are trying to do away with this practice because it involves enormous displacement of soil and causes a great deal of damage to Read More...

China solar panels

China pledges to build large solar and wind farms in Gobi Desert

China is, by far, the biggest consumer of coal power in the world. While at the moment its energy consumption is 70 percent coal-based — other industrialized nations average around 30 percent, the United States being 25 percent — China apparently sees the value in switching to renewable 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...