Technology Has To Be Invented Or Adopted.

Besides Justifying The Transfer Of Wealth To Kleptocrats, Institutionalized Religion Brings Two Other Important Benefits To Centralized Societies. First, Shared Ideology Or Religion Helps Solve The Problem Of How Unrelated Individuals Are To Live Together Without Killing Each Other—by Providing Them With A Bond Not Based On Kinship. Second, It Gives People A Motive, Other Than Genetic Self-interest, For Sacrificing Their Lives On Behalf Of Others.

Eurasia's Main Axis Is East/west, Whereas The Main Axis Of The Americas Is North/south. Eurasia's East/west Axis Meant That Species Domesticated In One Part Of Eurasia Could Easily Spread Thousands Of Miles At The Same Latitude, Encountering The Same Day-length And Climate To Which They Were Already Adapted.

Even To This Day, No Native Australian Animal Species And Only One Plant Species-the Macadamia Nut-have Proved Suitable For Domestication. There Still Are No Domestic Kangaroos.

Our Biggest Threat Is Not An Asteroid About To Crash Into Us, Something We Can Do Nothing About. Instead, All The Major Threats Facing Us Today Are Problems Entirely Of Our Own Making. And Since We Made The Problems, We Can Also Solve The Problems.

In Parts Of Montana, Salt Concentrations In Soil Water, Have Reached Those Double Those Of Seawater.