Technology

Breaking free from photosynthesis: Will high-tech foods save nature?

Soaring industrial livestock production is dramatically increasing greenhouse gas emissions, deforestation and biodiversity loss. ...

10 min read

E.V.s Start With a Bigger Carbon Footprint. But That Doesn’t Last.

The manufacturing and disposal of electric vehicles result in more greenhouse gases than nonelectric models, but that difference w...

5 min read

Climate change: Can an enormous seaweed farm help curb it?

Imagine a huge seaweed farm the size of Croatia floating in the South Atlantic between Africa and South America. Spinning in a nat...

5 min read

A street lit by rotten onions? An Indian market embraces biogas.

The Bowenpally Vegetable Market in Hyderabad, India, is a hub of activity. Every day, more than 5,000 traders, shoppers, drivers,...

4 min read

Recycled Battery Materials Can Work as Well as New Ones

THE CATHODE IS a marvel of molecular choreography. How much power a battery holds, and how long it lasts, depends on its lattice ...

5 min read

‘A growing machine’: Scotland looks to vertical farming to boost tree stocks

It is a long way from the romance of a sun-dappled Highland glen. Picture instead a white cube equipped with the computer-controll...

4 min read

An Australian startup is “growing” water for drought-parched California

Water is California's most precious commodity these days, as the state endures a drought that scientists are calling the worst ...

2 min read

Bitcoin mining more emissions-intensive than beef production, uses more energy than Austria, study finds

Bitcoin mining in 2020 used more energy than Austria or Portugal, and its emissions as a proportion of market value were comparab...

3 min read

Ships are turning whales into ‘ocean roadkill’. This AI system is trying to stop it

Fran was a celebrity whale – the most photographed humpback in the San Francisco Bay, with 277 recorded sightings since 2005. La...

4 min read

Can Europe decarbonise its heavy industry?

SWEDISH STEEL is considered the world’s toughest. It may soon become its greenest. In Boden, a town near the Arctic Circle, a s...

5 min read

To build for a warming planet, architects look to nature – and the past

Fifteen years ago, Kyle Isacksen and his wife, Katy Chandler, lived in what most people in their home city of Reno, Nevada, would ...

13 min read

To Fight Severe Drought, China Is Turning to Technology

ON A GRASSY plateau overlooking a valley in central China, two officials stood by as a small, thin rocket blasted off from the re...

4 min read

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