Malaria and the DDT story / Kelvin Kemm -- Dirty water : cholera in Peru / Enrique Ghersi and Hector äNaupari -- A sociology of health panics / Frank Furedi -- Ecological risk : actual and hypothetical / Kirill Kondratyev -- Politics, policy, poisoning and food scares / Barrie Craven and Christine Johnson -- Dietary nitrates pose no threat to human health / Jean Louis L'hirondel -- Rachel's folly : the end of chlorine / Michelle Malkin and Michael Fumento -- Organochlorines - natural and anthropogenic / Gordon Gribble -- Nature's hormone factory / Jonathan Tolman -- The saga of the falling sperm counts / James Le Fanu.