I recently learned – from an analysis of my DNA – the course of my genetic ancestry. At one lengthy period of time – during the last “ice age” – my direct ancestors were confined to the Iberian peninsula (now known as Spain and Portugal). The glacial covering of most of Europe many thousands of years ago prevented my great-great-great+ grandparents from moving elsewhere. Some 15,000 to 20,000 years ago, the ice covering began to melt, thanks to an increase in the amount of carbon dioxide in the atmosphere likely occasioned by the interplay of plant and animal life. The … Continue reading Global Warming and Climate Change Saved My Life