Local residents await the arrival of the UN secretary-general in Ogolcho in Ethiopia's drought affected Oromia region to tour various UN drought relief projects on January 31, 2016.
Ethiopia is struggling with its worst drought for 30 years, with millions in dire need of life-saving aid, UN Secretary-General Ban Ki-moon warned on January 31. At least 10.2 million people need food aid in Ethiopia, a figure the UN has warned could  double within months, casting a fifth of the population into hunger.
 / AFP / Colin Cosier        (Photo credit should read COLIN COSIER/AFP/Getty Images)