A crop-killing fungus is spreading out of Africa towards the world’s great wheat-growing areas IT IS sometimes called the “polio of agriculture”: a terrifying but almost forgotten disease. Wheat rust is not just back after a 50-year absence, but spreading in new and scary forms. In some ways it is worse than child-crippling polio, still lingering in parts of Nigeria. Wheat rust has spread silently and speedily by 5,000 miles in...

World leaders have mourned the sudden demise of Norman E Borlaug on 12 September, 2009 in Texas, United States. He was 95. He is remembered for his role in bringing green revolution technology that increased food production in ‘hunger’ belts of the world during the 1960s and 1970s. His contribution to India’s self-sufficiency in foodgrain production is well-known. It is his work that earned him the popular title of the...

Parts of India are on track for severe water shortages, according to results from Nasa's gravity satellites. The Grace mission discovered that in the country's north-west - including Delhi - the water table is falling by about 4cm (1.6 inches) per year. Writing in the journal Nature, they say rainfall has not changed, and water use is too high, mainly for farming. The finding is published two days after an...