Growing concern over unseasonal warm spell in Europe

October morning temperatures topping 30 degrees Celsius (86 degrees Fahrenheit) in Spain may have brought cheer to the tourists, but they are provoking concern among environmentalists.

When did humans start using roads?

We can thank the pyramids of Giza for roads. A vital part of our built environment, they've been a staple of human existence for millennia. How they are built and used reveal a lot about our own modern societies and economies, ...

Long road ahead to hammer out UN biodiversity blueprint

Delegates from almost 200 nations have made little progress towards hammering out a blueprint for a global pact to protect nature from human activity, after almost a week of difficult talks in Nairobi.

Researchers lay out a path to saving the Mekong Delta

Nearly 20 million people live in Southeast Asia's Mekong Delta, which is also the source of 7–10% of internationally traded rice. But the delta will be nearly entirely underwater by the end of the century if water management ...

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