Hindu: Dry lands cover about 41 per cent of the earth’s surface. The poor people in the drylands depend mainly on rain fed agriculture and natural rangelands for their survival. Their livelihoods are at risk due to land degradation, which is exacerbated by increasing population growth that is putting considerable pressure on fragile land resources. Scientific iinovations However, science-based innovations can be mobilized to help arrest land degradation. The International …