Nigerian communities struggle with devastating oil spills

Nigerian communities struggle with devastating oil spills: Pollution: Low tide exposes oily mud on a river bed in K-Dere, a village in the Niger Delta regionMartha Alfred used to harvest 20 bags of cassava each year before an oil spill forced her to abandon her field and hawk roasted fish to survive.Her smallholding at Ikarama-Okordia, a community in southern Nigeria's Bayelsa state, became unfit for growing crops after crude from a nearby Shell facility spewed into the environment last August, she says.