In one of the world’s driest cities, an ingenious system channels water from the air to those who need it most.

From urban swimming to fixing leaks to public fountains, France’s capital is getting smart about its most precious resource.

The most rewarding travel experiences leave room for the unexpected — and genuinely benefit communities.

The Catalan city is making big moves to get visitation and its impacts under control — and other European destinations are taking action, too.

The production of wind energy keeps breaking records, and its potential for expansion is as wide as the oceans.

A new book explores how a global shift toward long-term thinking can solve the problems caused by our here-and-now mindsets.

Water management that prizes lakes and greenery over concrete makes for less flood-prone cities — and prettier ones, too.

From “forest bathing” to clinically prescribed time in national parks, a growing medical movement is sending patients back to nature, with remarkable results.

Pushing past the conventional food aid model, a regenerative farming system offers a recipe for success — and self-reliance.

Though public awareness is low, some scientists believe “biochar” is quietly becoming the world’s first major carbon removal success story.

In Khonoma, traditional knowledge has led to a boom in ecotourism and sustainable cultivation practices.

In Jakarta, a building for evicted slum-dwellers has alcoves for hawking goods, stairs designed for cross-floor conversation and gardens to grow your own food.

What do you do with old EV batteries that are too weak to run a car? Connect them by the hundreds to power vital urban infrastructure.

Forget pants made of car tires — to truly make fashion more sustainable, a collaboration between dozens of brands is slashing the industry’s carbon footprint.

Targeted support for local products — no matter how strange — can drive down poverty rates.

From Buenos Aires to L.A., there’s a growing consensus that serious climate action means getting citizens to change one very popular habit.

In a country where half of all citizens visit the library every month, Oodi Library provides a blueprint for fostering human convergence.

Scenes from our Paris-based correspondent’s epic three-month road trip across these “dizzyingly paradoxical” United States.

Cheap, strong and plentiful, bamboo has been used in Hong Kong for ages as an ultra-sustainable building material. Other countries are catching on.

A false association with drugs that banned ‘hempcrete’ from the US residential building code has been lifted, paving the way for widespread use.

No other country’s green transition approaches the scale of China’s, where a world powered by the sun is quickly taking shape.

The Mediterranean is the world’s most overfished sea — and a proving ground for how art can elevate conservation.

The share of journeys made by car in the city has fallen by nearly half, and the trend is only accelerating.

In Kamikatsu, recycling isn’t just an environmental imperative — it’s the glue that unifies a community.

Hundreds of prisoners across eight states are helping a threatened species thrive while growing a little bit themselves.

While other cities wait for their newly planted trees to grow, the Israeli city is updating an age-old cooling method for the 21st century.

In “an extraordinarily commendable first step,” families whose descendants experienced housing discrimination can receive $25,000.

Anyone can receive a postcard from this city rumored to be at the edge of the earth — and support a post-tourism economy in the process.

Bussing disadvantaged students to top-notch public schools has led to higher grades, lower drop-out rates and a call for more integration.

Society has come a long way in expecting men to share reproductive responsibility, but those who could benefit most might not get access.

Sophie Howe has one job: make sure her country’s policies benefit citizens who haven’t been born yet.

For thousands of refugees, integrating in Germany is made easier by a local mentor.

“Once you have the skills to build one beehive, you can make 100.”

A new land policy replacing outdated colonial laws is being piloted in Sierra Leone — and putting the power back in the hands of the people.

As days get hotter, new forms of architecture are ensuring home-based workers can stay comfortably productive.

No other country has more heat pumps per capita, a cheap, highly efficient tool to keep homes warm — and carbon footprints small.

In Portugal, the human need to log off and relax is now protected by law.

Your pet’s “carbon paw print” is bigger than you think. Cutting animal products from their diet may be the quickest way to change that.

The German postal service wants to be carbon neutral by 2050. Its fleet of battery-powered cargo bikes could help.

Urban trees need a little extra care. In the German capital, anyone can give it to them.

Repairable, upgradable computers are here, and could make your next laptop something you own for a very long time.

Under a new law, a large portion of the country’s produce will no longer be sold in single-use plastic containers.

The city’s groundbreaking “zero waste” strategy aims to leave no meal behind.

Researchers are teaching cows to pee in designated places where the urine can be collected and neutralized, sharply reducing methane emissions.

A simple letter-grading system in the U.K. has led to a significant shift towards ecologically greener foods.

When forests are managed by the people who live in them, conservation tends to follow.

A new generation of sleeper cars and short-haul routes are helping railways compete against discount airlines.

As remote employment becomes the norm, some refugees are discovering new opportunities and autonomy.

As homeowners, churches and even railway operators “rewild” their land, biodiversity is flocking back to England’s East Anglia region.

Ice-chilled, powered by the sun and cold for weeks without electricity, the future of refrigeration is here — and just in time.

A century ago, Paris recycled half of its urine. Today, it’s being used as a high-grade fertilizer once again.

In the Bolivian Andes, the low-water growing practices used by Mayans and Aztecs are making a comeback.

From picturesque Mediterranean isles to New York’s bustling harbor, strategically placed oyster colonies are depolluting the sea with ease.

As other businesses go green, food service remains an energy-intensive outlier. Europe’s first solar-powered restaurant wants to change the recipe.

As waste collection gets professionalized, the people who keep Bogotá clean and green are making sure they’re not left behind.

What makes Paris special? Any tips for learning French? You asked, Peter answered.

In an era of decriminalization, a proposal to phase in a total ban has some harm-reduction advocates scratching their heads.

An experiment in shuffling kids from school to school saw more families stick with the public system.

Most experiments with four-day weeks have been motivated by corporate self-interest. That could be changing.

A groundbreaking new rule aims to let people speak freely and without fear of discrimination.