Quantifying the effect(s) of human-induced changes on aquatic ecosystems is a fundamental objective in ecological assessment, and one that often requires the use of a reference condition. Because of the widespread degradation of many aquatic ecosystems, finding pristine or even minimally disturbed reference sites can be a challenging (read frustrating) and costly endeavour. This book gives a comprehensive description of present-day concepts and practices in working with the use of references in quantifying departures from conditions expected with no or only minimal anthropogenic effects.
Aquatic ecosystem assessment is a rapidly developing field, and one of the newer approaches to assessing the condition of rivers and lakes is the Reference Condition Approach. This is a significant advancement in biomonitoring because it solves the problem of trying to locate nearby control or reference sites when studying an ecosystem that may be degraded, a problem that bedevils traditional approaches. Rather than using upstream reference sites in a river system or next-bay-over reference sites in a lake, an array of ecologically similar, least-exposed to stress sites scattered throughout a catchment or region is used. Once the reference condition has been established, any site suspected of being impacted can be assessed by comparison to the reference sites, and its status determined. The Reference Condition database, once formed, can be used repeatedly.
This updated and expanded edition of Persuasive Communication offers a comprehensive introduction to persuasion and real-world decision making. Drawing on empirical research from social psychology, neuroscience, business communication research, cognitive science, and behavioral economics, Young reveals the thought processes of many different audiences—from investors to CEOs—to help students better understand why audiences make the decisions they make and how to influence them. The book covers a broad range of communication techniques, richly illustrated with compelling examples, including resumes, speeches, and slide presentations, to help students recognize persuasive methods that do, and do not, work. A detailed analysis of the emotions and biases that go into decision making arms students with perceptive insights into human behavior and helps them apply this understanding with various decision-making aids. Students will learn how to impact potential employers, clients, and other audiences essential to their success. This book will prove fascinating to many, and especially useful for students of persuasion, rhetoric, and business communication.
Psychological service in the wake of cataclysmic life events has emerged as a prominent and visible component of social response. This has generated a bandwagon of potential service providers, service approaches, and service venues. Where once help was scarce, it has become plentiful enough to engender its own set of conflicts and contradictions along with its intended solace and aid. Response to Disaster reconciles the technical, theoretical, and applied interests represented in these various populations and provides a contemporary treatment that can help define the directions of their increasing interaction.
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