Of the 87 articles covering major aspects from across the spectrum of environmental science and engineering and presented by the editors (of New York City's Polytechnic U.), a number are new to this edition, while the remaining have been extensively revised and updated.

This reference work now includes 250 articles - many of them new to this volume - in all major environmental subjects of broad interest: from rainforests to hazardous waste and sewage treatment. It offers a complete overview of current environmental problems and the solutions needed to ultimately protect and preserve our environment. Numerous photographs, diagrams, charts, graphs, and line drawings supplement the text.

Derived from the content of the respected McGraw-Hill Dictionary of Scientific and Technical Terms, 6th Edition, each title provides thousands of definitions of words and phrases encountered in a specific discipline. All include: * A pronunciation guide for every term * Acronyms, cross-references, and abbreviations * Appendices with conversion tables; listings of scientific, technical, and mathematical notation; tables of relevant data; and more * A convenient, quick-find format

Hundreds of well-illustrated articles explore the most important fields of science.