Field test where done in the dryland district of Central Chile in three different slope sites (11, 21 y 39%).

UNESCO: AQUATACAMA

In 1984-85 famine ravaged the Karamoja region of eastern Uganda, which shares the same dryland climate as Somalia and Ethiopia.

ECONOMIST: Did the world react too late to signs of famine in Somalia?

The explosive recent growth in the cultivation of another oil seed, soyabean, has led to an onslaught on Brazil's dryland cerrado savannah, which is often disregarded as a forest, though it contains two-thirds as much carbon as the rainforest, mostly in its roots.

ECONOMIST: Seeing the wood