Reuters: Walking through his dry millet field, Alioune Djaby, chief of Sikilo village, waits for a sign that rainfall is coming.
Normally, he would look for clouds in the sky or birds singing. This time though, he's expecting a text message from the National Agency of Civil Aviation and Meteorology.
Senegalese farmers have long relied on traditional weather indicators, such as trees blooming or where birds set their nests, to manage their crops. But those have become unreliable as a result of increasingly...