How to Predict a Famine Before It Even Strikes
   Hundred of miles about Earth, orbiting satellites are becoming a bold new weapon in the age-old fight against drought, disease and death    (Zacharias Abubeker)    By  Ariel Sabar   SMITHSONIAN MAGAZINE |  SUBSCRIBE   MAY 2015       14   12   3   0   1   0   103       14 12 0 1 3 103     In early October, after the main rainy season, Ethiopia’s central Rift Valley is a study in green. Fields of wheat and barley lie like shimmering quilts over the highland ridges. Across the valley floor below, beneath low-flying clouds, farmers wade through fields of African cereal, plucking weeds and primping the land for harvest.   It is hard to look at such lushness and equate Ethiopia with famine. The f-word, as some people call it, as though the mere mention were a curse, has haunted the country since hundreds of thousands of Ethiopians died three decades ago in the crisis that inspired Live Aid, “We Are the World” and other spectacles of Western...