6 Humans in the Biosphere

A satellite image of Earth taken from space during night. It illustrates the developed and lesser developed region through the lights of human settlement.

Viewed from space, the lights of human settlement are obvious. The brightest areas are the most developed but not necessarily the most populated. Development is one way in which humans, who today number over 6.5 billion, have affected the biosphere.


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Table of Contents

Miller & Levine Biology UNIT 1 The Nature of Life UNIT 2 Ecology UNIT 3 Cells UNIT 4 Genetics UNIT 5 Evolution UNIT 6 From Microorganisms to Plants UNIT 7 Animals UNIT 8 The Human Body A Visual Guide to The Diversity of Life Appendices Glossary Index Credits