[WFP] World Food Programme calls for urgent funds to respond after Malawi, Zambia and Zimbabwe declare national emergencies sparked by the natural weather phenomenon from NASA's Earth Observatory - makes Southern Africa look like the lung of a person in need of urgent medical care. Red blotches mark concentrations of drought caused by the El Niño weather phenomenon - a slow-onset wrecker that arrived in July, leaving parched fields and a rise in 'acute' hunger in its wake.