a bright future: how some countries have solved climate change and the rest can follow by
earthly order: how natural laws define human life by
handbook of sustainability and social science research by
social sustainability, past and future: undoing unintended consequences for the earth's survival by hc10-1085 economic history and conditions
hc79 special topics including air pollution, automation, consumer demand, famines, flow of funds
hd9000-9999 special industries and trades
tp1-1185 chemical technology