Existing, Emerging, and Novel Infectious Diseases
David P. Clark,Department of Microbiology,Southern Illinois University
Today our planet holds approximately 6 billion humans and 5 million trillion trillion bacteria. We are outnumbered by nearly 1021 (1 sextillion) to 1. At the moment, we are catching up. But will this trend last? The human population does not climb smoothly. Periods of growth are followed by population crashes. When will the next population implosion happen? How?
Since around 1600, despite the ravages of tuberculosis and other infections, the population of most parts of the world has steadily increased. Today the threat from infectious disease is growing. The industrial nations are shielded by wealth and technology ...