By Leonie Joubert Sometimes words fall hopelessly short. This might explain the silences between the two botanists as their vehicle crunches over a gravelly Richtersveld moonscape, a desert that ...

USUALLY the soil is regarded as something particularly stable, but this stability is almost wholly due to its normal covering of vegetation. There is always a danger that if the cover of ...

located in West Africa, is the largest hot desert in the world. While deserts are traditionally characterized by a dry climate with low levels of vegetation, the Sahara has been much greener than ...

Africa is a large continent and it has a range of climate zones and biomes. The Congo rainforest ... Sand dunes in the Sahara desert in Africa. The Sahara Desert is the world’s largest hot ...

The UN Food and Agriculture Organization issued an alert for Algeria, Libya and Tunisia against groups of desert locusts. The outbreak that began in December in the Sahel spread to North Africa during ...