Eurasia Ended Up With The Most Domesticated

For Anyone Inclined To Caricature Environmental History As 'environmental Determinism,' The Contrasting Histories Of The Dominican Republic And Haiti Provide A Useful Antidote. Yes, Environmental Problems Do Constrain Human Societies, But The Societies' Responses Also Make A Difference.

Federal Elections Happen Every Two Years In This Country. Presidential Elections Every Four Years. And Four Years Just Isn't Long Enough To Dismantle All The Environmental Laws We've Got In This Country.

With The Rise Of Chiefdoms Around 7,500 Years Ago, People Had To Learn, For The First Time In History, How To Encounter Strangers Regularly Without Attempting To Kill Them.

We Can't Manipulate Some Stars While Maintaining Other Stars As Controls; We Can't Start And Stop Ice Ages, And We Can't Experiment With Designing And Evolving Dinosaurs.

All Human Societies Go Through Fads In Which They Temporarily Either Adopt Practices Of Little Use Or Else Abandon Practices Of Considerable Use.