African smoke over the Amazon

The Brazilian rainforest is one of the world's few continental regions with clean air. However, this is only true during the wet season, when the concentration of particulate matter is very low. During the dry season, it's ...

Scientists create high-resolution poverty maps using big data

A team of researchers from the Complexity Science Hub (CSH) and Central European University (CEU) created more-detailed poverty maps using computational tools that bring together survey information, and data and images provided ...

Cyclone Freddy record claim in the eye of the storm

Cyclone Freddy's extraordinary journey will be reviewed in minute detail to verify whether its deadly track counts as the longest-lasting tropical storm, the world extreme weather records chief told AFP.

Dammed thirsty: the cross-border fight for water

With half the world experiencing water scarcity for at least part of the year, the huge dams being built by some countries to boost their power supplies while their neighbors go parched are a growing source of potential conflict.

page 8 from 40