Based primarily on data found in Letcher, R .C . & Scheil, M .T . (1986) . ... Environmental Benefits Aluminum Steel Paper Glass Reduction in energy use 90% to 97% 47% to 74% 23% to 74% 4% to 32% Reduction in air pollution 95% 85% 74% ...
REA's AP Environmental Science Crash Course is the first book of its kind for the last-minute studier or any AP student who wants a quick refresher on the course. /Written by an AP Environmental Science teacher, the targeted review chapters ...
In the course of his studies of anthrax and tuberculosis, Robert Koch (1882, 1884, 1893), a German physician and bacteriologist, formulated four postulates (i.e., four criteria for judging whether a given bacterium is the cause of a ...
The third edition of Environmental Science and Technology: Concepts and Applications is the first update since 2006.
A mean cell residence time of 3–4 days is necessary for effective settling (Metcalf and Eddy, 2003). Poor settling may also be caused by sudden changes in temperature, pH, absence of nutrients, and presence of toxic metals and organics.
Chapters include objectives, evaluation materials, suggested class activities, and key terms. In addition, Internet key words are provided throughout the text to guide in-depth Internet study.
Holt Environmental Science
Environmental Science For Dummies is the most accessible book on the market for anyone who needs to get a handle on the topic, whether you're looking to supplement classroom learning or simply interested in learning more about our ...
As the field of environmental science continues to evolve, this highly readable guide presents a full spectrum of views and information to help readers evaluate issues and make informed decisions....
The environment affects our health, our food and water, our politics, and our economy. What can you do to ensure that these effects are positive? That question is a central...