Today’s Solutions: December 17, 2025

Climate Action

What is Climate Action? Climate Action is humanity's efforts to reduce greenhouse gas emissions and enhance our planet's resilience against climate change. From adaptation to mitigation, at The Optimist Daily you will learn about the most recent positive news stories and solutions targeting climate change and other environmental issues.

Robot weed killers could creat

Robot weed killers could create a sustainable future for agriculture

BY THE OPTIMIST DAILY EDITORIAL TEAM On a scorching summer day, the fields of central Kansas shimmer with heat as Clint Brauer oversees a team of bright yellow robots navigating through rows of crops. These battery-powered devices, each four feet long and two feet wide, methodically remove weeds Read More...

Why glass food storage contain

Why glass food storage containers are a healthier, safer alternative to plastic

BY THE OPTIMIST DAILY EDITORIAL TEAM In the midst of a worldwide plastic calamity, small improvements at home can have a significant impact. One such adjustment is switching to glass food storage containers instead of plastic ones. This simple change not only reduces plastic consumption but also Read More...

South Africa enacts historic c

South Africa enacts historic climate change act

BY THE OPTIMIST DAILY EDITORIAL TEAM South Africa enacted its first Climate Change Act, a comprehensive law that aims to tackle climate change by limiting greenhouse gas emissions and mandating municipal adaptation plans. The act seeks to connect South Africa's climate efforts with its Read More...

Ecuador’s historic court

Ecuador's historic court ruling grants Quito's Machángara river the right to not be polluted

BY THE OPTIMIST DAILY EDITORIAL TEAM On July 7th, an Ecuadorian court ruled that pollution violates the rights of the Machángara River, which flows through the country's capital, Quito. This decision, hailed as "historic" by environmental campaigners, highlights Ecuador's progressive approach Read More...

San Francisco launches the wor

San Francisco launches the world's first fully hydrogen-powered ferry

BY THE OPTIMIST DAILY EDITORIAL TEAM San Francisco debuted Sea Change, the world's first commercial passenger ferry powered solely by hydrogen fuel cells. From July 19, this 75-seat sailboat provides free trips three days a week between Pier 41 between Fisherman's Wharf and the Ferry Read More...

Innovative tracking technology

Innovative tracking technology strives to keep wild polar bears and humans apart 

BY THE OPTIMIST DAILY EDITORIAL TEAM As summer ends in the Canadian Arctic, polar bears begin their trip inward, waiting for the ice to form. While tourists rush to see these gorgeous creatures, researchers are developing novel strategies to avoid hazardous confrontations between humans and Read More...

Namibia’s sustainable so

Namibia's sustainable solution to its housing crisis? Mushroom waste and weeds 

BY THE OPTIMIST DAILY EDITORIAL TEAM Namibia is experiencing a serious housing crisis, with roughly 90 percent of households unable to purchase a home. However, an innovative project, MycoHab, is offering a sustainable and promising solution by converting invasive bush and mushroom waste into Read More...

Preparing for a smokier future

Preparing for a smokier future

BY THE OPTIMIST DAILY EDITORIAL TEAM In light of the extreme coast-to-coast heat hitting the United States and Canada, this week we're bringing back earlier articles with advice and guidance on how to stay cool and safe during heatwaves and wildfire season. Wildfire smoke is hazardous to our Read More...

Colombia’s battle agains

Colombia's battle against deforestation achieves remarkable results

BY THE OPTIMIST DAILY EDITORIAL TEAM Colombia's deforestation rate dropped to its lowest level in 23 years, marking a significant milestone in the country's environmental conservation efforts. According to Colombia's environment ministry, forest loss decreased by 36 percent in 2023, from 1,235 Read More...

Denmark to pioneer CO2 tax on

Denmark to pioneer CO2 tax on farms in a global first

BY THE OPTIMIST DAILY EDITORIAL TEAM Denmark, a major pork and dairy exporter, is slated to become the first country to impose a carbon dioxide tax on livestock emissions beginning in 2030. This daring step intends to dramatically cut the agricultural sector's carbon footprint while also Read More...