It isn’t just climate change that’s killing corals

It isn’t just climate change that’s killing corals

Water pollution is a primary cause of coral bleaching, researchers say.

Toxic indoor air remains a grave health risk in India

Toxic indoor air remains a grave health risk in India

"There is a distinct difference between the adoption of a new technology and its sustained use," an expert says.

First all-digital nuclear reactor in U.S. goes online at Purdue

First all-digital nuclear reactor in U.S. goes online at Purdue

Scientists at Purdue University in the United States say they’ve installed the first all-digital nuclear reactor system in the country

Plants could fight climate change by growing bigger roots

Plants could fight climate change by growing bigger roots

Plants and algae around the planet absorb some vast amounts of CO2 from the air each year, yet there’s a

Snapchat, YouTube or porn: Our video is costing carbon

Snapchat, YouTube or porn: Our video is costing carbon

Online video viewing was responsible for carbon emissions equal to those of Spain last year, and it’s time to take

Common farming practices are a risk to global food supplies

Common farming practices are a risk to global food supplies

Even as more land is being used for agriculture, crop diversity has been on the decline.

Expert Opinions

In Depth

Illegal fishing endangers both ecosystems and food security

The EU hands out yellow cards to countries that it considers to be in violation of sustainable fishing practices.

In urban jungles rooftop gardens can make a world of difference

If expanding green spaces horizontally isn't possible, there is another way: expanding them vertically.

Saving water in Pakistan and India by feeding thirsty crops with drops

Thanks to drip irrigation, parts of the Cholistan Desert are now bearing fruit for local farmers.

Changes in how coffee is grown can make your cuppas truly green

Environmental sustainability can be achieved with simple techniques in coffee growing.