Submitted by: Submitted by fourdead4
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Words: 23093
Pages: 93
Category: Other Topics
Date Submitted: 12/06/2012 05:00 PM
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Why is population growth How can I reduce my
an environmental issue? carbon footprint?
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How can air pollution be
a problem indoors?
463
How can I help prevent
global warming?
Environmental Health
15
Objectives
✱ Explain the environmental
impact associated with the
current global population and its
projected growth.
✱ Discuss major causes of air
pollution and the global
consequences of the
accumulation of greenhouse
gases and ozone depletion.
✱ Identify sources of water
pollution and chemical
contaminants often found in
water.
✱ Distinguish municipal solid
waste from hazardous waste, and
list strategies for reducing land
pollution.
✱ Discuss the health concerns
associated with ionizing and
nonionizing radiation.
✱ Describe the physiological
ISBN 1-256-05268-X
consequences of noise pollution.
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Health: The Basics, Green Edition, Ninth Edition, by Rebecca J. Donatelle. Published by Benjamin Cummings. Copyright © 2011 by Pearson Education, Inc.
“We have arrived at a moment of decision. Our home—
Earth—is in grave danger. What is at risk of being
destroyed is not the planet itself, of course, but the conditions that have made it hospitable for human beings.”
—Al Gore, opening statement before the Senate Foreign
Relations Committee, January 28, 2009
10
W
We live in an especially dangerous time—dangerous for us,
dangerous for future generations, and dangerous to our very
existence. Our global population has grown more in the past
50 years than at any other time in human history. Population
growth poses a potentially devastating threat to the water we
drink, the air we breathe, the food we eat, and our capacity to
survive. Our polar ice caps and glaciers are melting at rates
that defy even the most dire predictions of just a decade ago,
and threats of rising sea levels loom large. One in four existing mammals in the world is now threatened with extinction
as humans...