Today’s Solutions: December 20, 2025

White gerbera under UV light.

"Invisible" UV bull's-eye is vital in attracting pollinators to flowers

Here at The Optimist Daily, we hold a special tenderness in our hearts for our planet's pollinators. Mini-beasts, like bees and butterflies, have the integral role of spreading pollen from plant-to-plant facilitating their reproduction. In return, the plants provide the insects with the delicious Read More...

child happily holding home-grown vegetables

The climate victory garden movement is springing up all over America

A lot of people picked up vegetable gardening as a pandemic pastime, but what started as a casual time (and tummy) filler has become a mainstay for many Americans. According to Green America, an organization focused on encouraging people to grow their own food to fight climate change, offset Read More...

young medical students

Medical students demand better climate change education

Thanks to the continued efforts of the students at Emory Medical School, the school’s administration is making a revolutionary change to include climate change as a formal part of its curriculum.  The climate crisis isn’t just affecting the weather. While the more glaring signs of climate Read More...

comic-style graphic of woman reading comic

Marvel superhero tackles climate change and social injustice

There’s a new Marvel superhero in town, and she’s a Puerto Rican heroine pumped to tackle climate change, political corruption, and all the intertwined social injustices. In an upcoming installment of the graphic novel series La Boriqueña, the Nuyorican (a portmanteau that refers to Read More...

Rooftop garden Dakakker (Rooftop Field) in Rotterdam

Why we need more rooftop gardens in a changing climate

As you may know from personal experience, summers tend to be much hotter in the city than in the countryside. This phenomenon is called the “urban heat island” effect. This difference in temperature happens in large part because urbanized areas have a greater concentration of buildings and Read More...

These Lego Rebels are taking a

These Lego Rebels are taking a stance against the climate crisis

We’ve previously written about Lego’s efforts to lead the toy-making industry towards sustainability. But the toy company is not only making play-time for kids — and adults — more eco-friendly with plant-based building blocks. It turns out its toy bricks are also helping raise awareness Read More...

Winner of 2021 World Nature Photography Awards - Facing Reality, Leopard Seal and Penguin, by Amos Nachoum

And the results from the World Nature Photography competition are in

Our world is a beautiful place inhabited by extraordinary creatures. Thankfully, there are skilled photographers who dedicate their lives to capturing precious moments in nature so that the rest of us can get a peek into other hidden worlds. The World Nature Photography Awards (WNPA) is a Read More...

The battery-free dandelion seed inspired device, powered by solar panels, seen in black in the middle.

These battery-free sensors fly like dandelion seeds

Wireless sensors are a versatile technology used to measure all sorts of conditions, without the restraint of being attached to a stationary object the whole time. They have many applications such as in medicine - like this wireless sensor which monitors bone health - or in measuring environmental Read More...

Collective climate action

6 impactful changes you can make to help avoid climate crisis

When it comes to climate change, just reading the news can be overwhelming. Hearing about wildfires and droughts, considering greenwashing and corporate carbon emissions, it’s easy to become stressed without even leaving your house, to think that there’s nothing you can do as an individual to Read More...

city trees

City trees may trap more CO2 than we thought

It’s becoming common knowledge at this point that trees greatly benefit cities and the people that call them home. City trees and urban green areas regulate temperature, improve mental health and reduce loneliness for urbanites, clean the air and even reduce crime rates. Our tall, green friends Read More...