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This book explores whether the statistical information that the population, at the current rate of annual increase, will reach a whopping 9.5 billion people by 2050 is cause for alarm, examining the issues of feeding such a population, sustaining natural resources, and having living space on Earth.
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Around 60,000 years ago, a man—genetically identical to us—lived in Africa. Every person alive today is descended from him. How did this real-life Adam wind up as the father of us all? What happened to the descendants of other men who lived at the same time? And why, if modern humans share a single prehistoric ancestor, do we come in so many sizes, shapes, and races?
Examining the hidden secrets of human evolution in our genetic code,...
Examining the hidden secrets of human evolution in our genetic code,...
Author
Language
English
Description
Demographers anticipate that the human population will increase to 10 billion people sometime before the year 2050. Can we feed, clothe, house, and find jobs for this many people? At the same time, can we protect remaining habitats to ensure global diversity of life, a key to human survival? The problems are already significant. Human developments are gobbling up key natural resources, destroying ecosystems, and reducing the amount of agricultural...