Modern World Migration
Migration is the foundation stone of any population. Even the native of all lands, excepting Africa (if you suspect the idea), once journeyed from distant lands.
Even today, it might be surprising for a non native individual of North America or Australia, to lay claim to over 4 generations of citizenship. Most of the people of these states have their roots in Europe, East Asia, the Middle East or Africa. Still – two or three hundred years is a drop in the bucket of time and evolution.
Here in Toronto, one major claim to the city’s reputation is the wealthy cultural variety generated by the various origins of the inhabitants. As an Continue reading
Human Migration and Evolution
Migration has, through human prehistory, both spurred and slowed human evolution. Prehistoric humans were hunter-gatherers. Contingent on the local flora for something approaching seventy percent of their total calories, they hunted for the leftover thirty percent.
Fauna migrate as least as well as humans do, but flora is tied to their environment. The 3 determinants of floral population are mean temperature, available moisture, and distance from the equator. Mean temperature is a consequence of elevation – the higher a place, the less warm, and the inverse tends also to be true. Even the most basic gardener knows that some plants can and others can’t withstand freezing temperatures. Available moisture is self-explanatory.







