Ron Fridell Books

Solving crimes

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Profiles the work of six individuals whose work shaped the field of forensic science: Alphonse Betrillon, Edward Henry, Karl Landsteiner, Edmond Locard, Clyde Snow, and Alec Jeffreys.

Amphibians in Danger

By Ron Fridell

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Describes the alarming worldwide disappearance of amphibians and its possible link to such conditions as erosion of the ozone layer, greenhouse effect and global warming, and environmental pollution.

DNA fingerprinting

By Ron Fridell

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Discusses the discovery of DNA fingerprinting, the processes involved, its initial use, and its past and present role in forensic identification, conservation biology, and human genetics.

The Search for Poison Dart Frogs Wildlife Conservation Society Books

By Ron Fridell

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Life and Environmental Science: Global Warming

By Ron Fridell

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Describes several different theories on the causes and solutions of global warming, including a brief history of the Earth's temperature ranges, scientists' predictions for the future, and the gove...

Search for Poison Dart Frogs

By Ron Fridell

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Spying, Modern Worl Of Espiona

By Ron Fridell

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Examines the types of intelligence gathered by the CIA, the FBI, and the NSA, the technological and human resources used to gather such data, and the future of these three organizations.

Education for All

By Ron Fridell

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The War on Hunger

By Ron Fridell

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Sports technology

By Ron Fridell

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"Learn how science helps athletes stay safer, perform better, and have more fun"--P. [4] of cover.

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.