Lo-TEK Water: A Field Guide for TEKnologyJulia Watson, Taschen, £50WATER makes human society possible. Without it we would have no agriculture, modern cities, energy, mass production and so much more.Yet it has become just another industrial commodity to be bought and sold for profit.In the UK today the key focus is now on privatisation and polls show two thirds of people now demand a return to common ownership. Bubbling away beneath the surface are terrible water-based threats to climate, public health, biodiversity and food.