Today’s Solutions: January 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.

AI system is spotting Californ

AI system is spotting California wildfires as soon as they start

With a historic drought deepening across the Western United States, many residents, officials, and first responders are nervously awaiting an inevitable severe wildfire season. When it comes to wildfire, quick detection is key and even a few minutes can make the difference between homes saved and Read More...

Researchers identify lightning

Researchers identify lightning as huge source of air-purifying chemicals

Lightning is an incredible display of the power of nature, but a new study shows this natural phenomenon has more benefits for our world than previously thought. Researchers from Penn State University analyzed atmospheric measurements from a NASA jet and found that lightning appears to be an Read More...

Paris’ outdoor pandemic dini

Paris’ outdoor pandemic dining is here to stay

After over a year of dining outdoors, many people have come to love the experience of enjoying a meal in what would otherwise be a busy street or parking lane. Closed streets and dining terraces have made our cities more human-friendly and in the city of lights, the change is here to Read More...

WomBot is helping scientists e

WomBot is helping scientists explore wombat burrows in Australia

Wombat burrows in Australia can be 10 to 100 feet long and 11.5 feet deep. This makes it quite challenging for scientists to gain a full understanding of how a deadly disease affecting wombats spreads through these complex tunnels. To overcome this hurdle, robotics researchers at La Trobe Read More...

This 71-year-old Mexican man b

This 71-year-old Mexican man builds solar stoves made from reused materials

If you walk near Mexico City’s primary wholesale food market, Central Abasto de Ecatepec, you’re likely to run into 71-year-old Maximino Antonio Piedad, who’s often there demonstrating his homemade solar cooker built out of reused materials. His aim is to support people who have limited Read More...

Somerset House welcomes trees

Somerset House welcomes trees into its courtyard for the first time

London’s acclaimed Somerset House was designed based on the principles of the Enlightenment and has maintained that aesthetic ever since — until now. Traditionally, trees and anything with leaves was forbidden in the Somerset House courtyard based on the building’s founding principles. Read More...

This innovative plant proves t

This innovative plant proves that polystyrene isn't impossible to recycle after all

Did you know that styrene naturally occurs in foods like strawberries and cinnamon? It’s only when it’s combined with other chemicals to create packaging and foam insulation to protect fragile items in transit does it become polystyrene — that white, staticky, and virtually Read More...

Ancient “mini-Pompeii

Ancient "mini-Pompeii" discovered beneath abandoned Italian cinema

During an excavation of a former cinema in the northern Italian city of Verona, the renovation team made a valuable and surprising discovery. Beneath the abandoned Astra Teatro, which is currently undergoing renovation after lying unused for more than two decades, was the hiding place of an Read More...

Scientists discover two cat-si

Scientists discover two cat-size squirrel species living in the Himalayas

Researchers from Australia have discovered two new species of the woolly flying squirrel, one of the world’s rarest mammals, in the Himalayan mountains. Scientists have known about the woolly flying squirrel (Eupetaurus cinereus) for a long time, which, at five pounds and three feet long, is one Read More...

Scientists discover 5 million

Scientists discover 5 million years of climate change records in Kazakhstan

After making the precarious descent into the Charyn Canyon in Kazakhstan, scientists from the Max Planck Institute for Chemistry in Mainz, Germany discovered a practically unbroken record of climate change in an 80-meter-thick layer of sediment. This ancient slab of earth and rock provides Read More...