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.

Colombia sets precedent to pro

Colombia sets precedent to protect uncontacted Indigenous communities and biodiversity

BY THE OPTIMIST DAILY EDITORIAL TEAM In a landmark decision, Colombia created its first officially recognized territory dedicated to safeguarding Indigenous peoples living in voluntary isolation. Spanning over one million hectares between the Caquetá and Putumayo Rivers in the southern Read More...

Finland races ahead in clean e

Finland races ahead in clean energy: coal phase-out arrives four years early

BY THE OPTIMIST DAILY EDITORIAL TEAM In a remarkable step toward a fossil-free future, Finland effectively phased out coal as a source of electricity generation—four years ahead of its 2029 target. The closure of the Salmisaari coal plant in Helsinki on April 1 marks the latest and most Read More...

California leads the way as EV

California leads the way as EV charging ports outnumber gas nozzles

BY THE OPTIMIST DAILY EDITORIAL TEAM California achieved a significant milestone in its transition to electric vehicles (EVs). As of 2024, the Golden State already had 178,500 electric vehicle charging ports—outnumbering the state's estimated 120,000 gas nozzles. This shift marks a critical Read More...

Paris votes to pedestrianize 5

Paris votes to pedestrianize 500 more streets in push for greener city

BY THE OPTIMIST DAILY EDITORIAL TEAM In a resounding show of support for a greener, more walkable city, Parisians voted to pedestrianize an additional 500 streets across the capital. The March 23 referendum marks another milestone in Paris’s broader campaign to curb car use and improve urban Read More...

Nine new tardigrade species di

Nine new tardigrade species discovered with help from Danish schoolchildren

BY THE OPTIMIST DAILY EDITORIAL TEAM Tardigrades, also known as water bears, are small, resilient creatures that have fascinated scientists for decades. These tiny organisms can survive extreme conditions—freezing, high radiation, and even the vacuum of space. While tardigrades may not grab Read More...

UK targets 10 percent pesticid

UK targets 10 percent pesticide reduction by 2030 to protect pollinators

BY THE OPTIMIST DAILY EDITORIAL TEAM In a long-awaited move, the UK government has unveiled its first official pesticide reduction target, pledging to cut pesticide use on arable farms by 10 percent by 2030. The plan, aimed at protecting bees and other pollinators, marks a significant shift in Read More...

New ‘no-fishing zones’

New ‘no-fishing zones' offer hope for endangered African penguins

BY THE OPTIMIST DAILY EDITORIAL TEAM After years of debate between conservationists and the fishing industry, South Africa has taken a major step toward protecting the critically endangered African penguin. A new agreement will restrict sardine and anchovy fishing around six major breeding Read More...

Ancient fish fossils reveal 15

Ancient fish fossils reveal 15-million-year-old secrets in stunning detail

BY THE OPTIMIST DAILY EDITORIAL TEAM A team of Australian paleontologists has uncovered exceptionally well-preserved fish fossils that reveal new details about ancient life and challenge conventional fossil preservation methods. These fossils, dating back 15 million years, contain remarkable Read More...

LSU’s ‘PlantMe Beads’ co

LSU’s ‘PlantMe Beads’ could make future Mardi Gras more sustainable

BY THE OPTIMIST DAILY EDITORIAL TEAM Mardi Gras is synonymous with vibrant parades, dazzling floats, and—of course—plastic beads raining down from balconies and shimmery outfits. For years, the aftermath of these celebrations has left the streets and storm drains of Louisiana clogged with Read More...

AI-powered system helps ships

AI-powered system helps ships avoid deadly whale collisions

BY THE OPTIMIST DAILY EDITORIAL TEAM A revolutionary artificial intelligence-powered detection system is helping ships avoid a tragic and often invisible threat: collisions with whales. Known as WhaleSpotter, this cutting-edge system alerts ship captains in real time when whales are in their Read More...