Today’s Solutions: November 04, 2025

Sustainable Urban Development

With cities expected to host about 70 percent of the world's population, sustainable urban development is key to making communities worldwide more resilient against the growing threat of climate change. Find out about the latest urban practices from across the world aiming to make our cities more sustainable and inclusive in these good-news stories from The Optimist Daily.

Researchers are turning outdat

Researchers are turning outdated phones into eco-friendly mini data centres

BY THE OPTIMIST DAILY EDITORIAL TEAM That outdated phone sitting in your junk drawer could be doing a lot more than gathering dust. According to a new European study, it might just be the next tiny tech hero helping researchers monitor marine life or improve your local bus stop. The concept Read More...

How Finland’s giant sand

How Finland's giant sand battery is storing clean energy (and cutting emissions by 70 percent)

BY THE OPTIMIST DAILY EDITORIAL TEAM In a small Finnish town with a big climate goal, an unassuming tower of sand is quietly storing solar and wind energy all while making a powerful statement about clean tech innovation. Pornainen, in southern Finland, is now home to the world’s largest Read More...

Young adults are the driving f

Young adults are the driving force behind hopeful future for a smoke-free America

BY THE OPTIMIST DAILY EDITORIAL TEAM Smoking in America is steadily declining, and young adults are at the forefront of this health transformation. A recent study by scientists at the University of California San Diego shows that younger generations are quitting cigarettes faster than ever Read More...

Hawaii’s new ‘Gree

Hawaii's new 'Green Fee' sets precedent for climate funding through tourism

BY THE OPTIMIST DAILY EDITORIAL TEAM Hawaii made history by becoming the first U.S. state to implement a climate impact fee aimed at funding environmental stewardship and climate resilience. Officially signed into law as Act 96, the so-called "Green Fee" will increase the state's transient Read More...

Urban mining: how Europe is tu

Urban mining: how Europe is turning e-waste and concrete into circular gold

BY THE OPTIMIST DAILY EDITORIAL TEAM Buried somewhere in your drawer, that outdated smartphone may be worth more than you think. Not because it's vintage, but because it holds slivers of lithium, cobalt, and rare earth metals… the very stuff Europe desperately needs. Urban mining, the Read More...

A new way to stack bricks coul

A new way to stack bricks could help clean Bangladesh’s air

BY THE OPTIMIST DAILY EDITORIAL TEAM In the cool, dry winters of Bangladesh, the country’s 8,000-plus brick kilns roar to life. Coal-fed and open-air, they bake nearly 30 million bricks annually, filling the skies with thick black smoke in the process. But a new study has found that a few Read More...

Breda becomes EU’s first Nat

Breda becomes EU’s first National Park City, setting a hopeful path for greener urban living

BY THE OPTIMIST DAILY EDITORIAL TEAM The Dutch city of Breda, with its cobblestone streets and centuries-old canals, has just added another charming distinction to its name: it is now the first National Park City in the European Union. Designated in May by the National Park City Foundation, Read More...

Solar panels to become standar

Solar panels to become standard on new homes in England by 2027 under net zero push

BY THE OPTIMIST DAILY EDITORIAL TEAM In a major boost to the UK’s net zero goals, the government confirmed that nearly all new homes in England will be built with solar panels by 2027. Under the new policy, housebuilders will be legally required to install rooftop solar as standard during Read More...

How Boise, Idaho is heating hu

How Boise, Idaho is heating hundreds of buildings with clean geothermal energy

BY THE OPTIMIST DAILY EDITORIAL TEAM In Boise, Idaho, being in hot water is a good thing — especially when it comes to how the city keeps warm. Home to hundreds of natural hot springs, Boise has tapped into the geothermal potential beneath its feet, creating the largest municipally operated Read More...

Is No Mow May helping bees or

Is No Mow May helping bees or just overgrown hype? Here’s what the experts say

BY THE OPTIMIST DAILY EDITORIAL TEAM Letting your lawn grow wild in May to help bees and other pollinators? That’s the pitch behind No Mow May, a conservation campaign that has bloomed on social media and in neighborhoods across North America. The idea is simple: stop mowing for one month so Read More...