Thousands of people have been evacuated from low-lying areas near the Yamuna river in the Indian capital, Delhi. The city is battling renewed flood fears as water levels in the Yamuna have crossed the danger mark. Incessant rainfall and release of water from the Hathnikund barrage upstream in Haryana state have raised the level of the river, officials say. In late August too, the river touched the danger mark after days of heavy...

Increasingly erratic rainfall patterns related to climate change pose a major threat to food security and economic growth, water experts have said, arguing for greater investment in water storage. In a report by the International Water Management Institute (IWMI), experts said Africa and Asia were likely to be hardest hit by unpredictable rainfall, and urged policymakers and farmers to try to find ways of diversifying sources of water. The IWMI...

Farmers are improving crop yields, using new technologies besides learning video-making skills — thanks to Digital Green which is catalysing a quiet revolution in the little hamlets of India. Delhi-based Digital Green focusses on educating farmers about farming techniques through locally produced videos in which local cultivators are featured. The project works in over 200 villages across Jharkhand, Orissa, Karnataka and Madhya Pradesh with seven NGOs, helping famers improve their...

IN A remote corner of Bahia state, in north-eastern Brazil, a vast new farm is springing out of the dry bush. Thirty years ago eucalyptus and pine were planted in this part of the cerrado (Brazil’s savannah). Native shrubs later reclaimed some of it. Now every field tells the story of a transformation. Some have been cut to a litter of tree stumps and scrub; on others, charcoal-makers have moved...

Without urgent global assistance to save the upcoming wheat-planting season in Pakistan, the food security of millions in the flood-hit nation is at risk, the United Nations Food and Agriculture Organization (FAO) warned today. Severe flooding, which has affected some 18 million people in Pakistan, has inundated land half the size of Italy and wiped out much of the country’s household wheat seed stocks. Wheat-based flat bread is the main food for...