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.

Adding bacteria can improve the compressive strength and tensile splitting strength of concrete.

A ‘superworm’ with an appetite for polystyrene could be the key to plastic recycling on a mass scale.

UK scientists have been using blue-green algae to power a small computer chip continuously for a year using just ambient light and water.

Perth teenager fixes discarded technology from a house his family has turned into a community hub.

A new enzyme variant created can break down plastics that typically take centuries to degrade in just a matter of hours to days.

In eastern Rwanda, more and more charcoal burners are turning away from tree cutting and embracing beekeeping.