SEVERE flooding caused by the El Nino weather phenomenon has killed 120 people in Kenya, while people in almost 90,000 households have been forced to leave their homes, the government said. The latest estimated death toll in Kenya has doubled as heavy seasonal rains following the worst drought in four decades have submerged towns and villages across East Africa, rendering hundreds of thousands of people homeless. Thousands of homes have been washed away or are marooned, while farmland has been submerged and tens of thousands of livestock drowned, aid agencies said. In neighbouring Somalia floods have killed at least 96 people and…