Ancient California redwoods defy scientists’ expectations and sprout new shoots from blackened trunks

As restrictions on petrol-driven leaf-blowers spread across the US, neighbourhoods are getting quieter — and cleaner.

Asphalt contributes to the urban heat island effect and makes places more prone to flooding. Planners are rethinking its place in cities.

South African social enterprise collects plastic waste and transforms it into reusable items, diverting more than 10,000 kilos of waste.

In California, grazing goats offer lower costs and reduced noise and toxic chemicals compared to standard landscaping solutions.

Horticulturalist embraces guerrilla gardening, planting more than 100 unauthorised trees in south-western Sydney.

Engineers have found that almost any material can be turned into a device that continuously harvests electricity from humidity in the air.

Low-emission zones in big cities such as London reduce air pollution, especially for poorer communities.

Rather than demolishing buildings, a nonprofit in Minnesota is deconstructing and reusing salvaged items, reducing waste to landfill.

A decade after the deadly Rana Plaza disaster, Bangladesh is home to nine of the world's top 10 sustainable garment factories.

Biax could help the building industry eliminate 25,000 tonnes of polystyrene from foundations each year — a lot for a lightweight material.

Flinders Island, just off Tasmania, has a waste problem and locals in one town are doing their own glass recycling, one bottle at a time.

How an unusual ritual led to fewer child marriages, less flooding, a boom in girls’ education — and a cultural transformation in India.

Scientists have found a way to convert waste paper into a crucial component of rechargeable lithium-ion batteries.

To protect the mountains of Dauin in the Philippines, slash-and-burn coffee farmers have learned to become both profitable and far greener.

Campuses and libraries across the US are increasingly adding bikes to what you can borrow, increasing access to cycling along the way.

Zapped with solar electrical currents, struggling coral reefs can self-repair quickly — and even grow where none have existed before.

From dumpsite to baby shower venue: green spaces are sprouting up within Nairobi’s many landfills.

The Spanish city of Pontevedra banned cars decades before most cities started to think about reclaiming streets for pedestrians.

A new British startup redesigns the electric toothbrush to make it repairable and recyclable.