Four football fields of land degrade into desert every second. That equates to an area almost as large as Ethiopia each year.

With 85 per cent, soil erosion is the main contributor. Approximately 1.5 billion people – a quarter of the world's population – depend directly on the food production from degraded lands. More than ...

As the layer of fertile topsoil thins, it gets increasingly difficult to grow crops for food. Without altering agricultural practices and urgently finding ways to preserve soil, the global food ...

The effects of volcanoes can be both positive and negative. A man works on the fertile land at the base of the Mayon Volcano in the Philippines People choose to live in volcanic areas despite the ...