2 All Levels Geography resources Search within results Go How ratings and recommendations work Apply Filter resourcesClear all filtersLevel IGCSE SubjectClear filter Geography Exam board Edexcel TopicClear filter Overpopulation Resources Mindmap Overpopulation IGCSE, Geography Mindmap 5.0 / 5 Niger IGCSE, Geography Mindmap 4.0 / 5 Search again