OFF Chile’s Pacific coastline, between December and February, divers take to the chilly waters in search of a predatory sea-snail, the loco (Concholepas concholepas). Boiled and daubed in mayonnaise, it is a local favourite. Asian gourmets prefer it stir-fried or as sashimi.

JUSTIN GILLIS

A new scientific paper suggests that the ocean is acidifying at a rate that is many times faster than at any time in the last 300 million years.

The United Nations Food and Agriculture Organisation and Farming First have produced this interactive graphic showing how women pull

THE past four years have seen the worst economic crisis since the 1930s and the biggest food-price increases since the 1970s. That must surely have swollen the ranks of the poor.

Victoria Ojeme

ABUJA—A new survey on malaria prevalence among Nigerian children has revealed that four out of every 10 have malaria.

Alex Duval Smith

On another beach in a different world, Chinasa Paul would be sipping a soft drink bought by his parents. But if the 15-year-old eats today in Lagos, it will be thanks to tips he receives for lugging crates of drinks up and down Kuramo Beach.

The cassava plant could help African farmers cope with climate change, a scientific report says.

"It's like the Rambo of the food crops," report author Andy Jarvis, of the Colombia-based International Center for Tropical Agriculture, said.

John Vidal

Huge increase in large-scale mining is being fuelled by the rising price of metals and oil, as search for minerals centres on Africa

Frederika Whitehead

UNDP reports says violent crime, police corruption and failings in justice system are having a detrimental effect on business and investment, and could be blocking development

Fox Van Allen

It should come as no surprise to learn that the world is over reliant on petroleum, from the gas we put in cars to the plastic bags we take groceries home in.