Bøker utgitt av National Academies Press

Part of a series that provides recommended intakes, such as Recommended Dietary Allowances (RDAs), for use in planning nutritionally adequate diets for individuals based on age and gender. This volume determines Tolerable Upper Intake levels for each nutrient reviewed where adequate scientific data are available in specific population subgroups.

Evaluate how marine protected areas can be employed to support specific conservation needs of marine and coastal waters. This work compares conventional management of marine resources with proposals to augment these management strategies with a system of protected areas. It argues that implementation of MPAs should be incremental and adaptive.

Examines the scientific basis for connecting musculoskeletal disorders with the workplace, considering people, job tasks, and work environments. This work draws conclusions about the likelihood of causal links and the effectiveness of intervention strategies. It offers recommendations for what actions can be considered on the basis of information.

Despite overwhelming evidence of tobacco's harmful effects and pressure from anti-smoking advocates, surveys show that about one-quarter of various adults in the United States are smokers. This book addresses the problems in evaluating whether such products actually do reduce the health risks of tobacco use.

The Mathematics Teacher Preparation Content Workshop activities focused on using actual acts of teaching such as examining student work, designing tasks, or posing questions, as a medium for teacher learning. This work is a collection of the papers presented, the activities, and plenary sessions that took place.

Brain disorders - neurological, psychiatric, and developmental - affect at least 250 million people in the developing world, and this number is expected to rise as life expectancy increases. This work describes the causes and risk factors associated with brain disorders.

A study of the status and future of marine biotechnology. It addresses the question of where the federal government should invest its limited funds and what future initiatives should be planned.

A summary of a symposium on careers of women in science. This work incorporates 3 panels of presenters: one focusing on the next generation; a second that looks at the issues reflected in one particular field of science; and a third that focuses on strategies and policies to recruit and promote career advancement for women scientists.

Summarizes what we know about marijuana from evidence-based medicine. This book helps the reader understand what science has to say about medical marijuana but also the logic behind the scientific conclusions. It addresses the science base and the therapeutic effects of marijuana use for medical conditions such as glaucoma and multiple sclerosis.

Rapid advancements in medical technologies, improvements in pharmaceuticals, and other developments in biomedical research have helped develop cures for many illnesses and improve the lives of those with chronic diseases. This book identifies those promising areas of social science and behavioral research that may address public health needs.

Discusses the issue of digital information and networks challenging core practices of all organizations with intensive information management needs. This text also provides recommendations for moving forward at the Libary of Congress, the world's largest library.

Discusses the link between basic research and societal needs, and how improvements in technology have provided opportunities for observing the processes of present-day Earth. This text examines six main areas in which the opportunities for research are especially complelling.

Contains 17 papers that mark the 50th anniversary of the publication of Stebbins' classic. This book, organized into five sections, covers: early evolution and the origin of cells, virus and bacterial models, protoctist models, population variation, and trends and patterns in plant evolution.

The Helium Privatization Act of 1996 (PL 104-273) directs the Department of the Interior to begin liquidating the US Federal Helium Reserve by 2005 in a manner consistent with "minimum market disruption" and at a price given by a formula specified in the act. This report is the product of that mandate.

Synthesizes what we know about the quality of math and science teaching, drawing conclusions about why teacher preparation needs reform, and then outlining recommendations for accomplishing several important goals before us. This book also reviews Professional Development Schools.

Examines the basic strategies that finance the national immunization system in health care climate. This book explores the evolution of the system in light of changing US demographics, development of vaccines, and other factors. It is useful for those responsible for maintaining our nation's vaccine vigilance.

Offers recommendations for the programs in astronomy and astrophysics, including initiatives for observing the universe. With the goal of optimum value, in this book, a distinguished panel addresses the role of federal research agencies, allocation of funding, training for scientists, and competition and collaboration among space facilities.

Provides important background on the pathology of tuberculosis, its history and status in the US, and the public and private response. This book explains how the US can act with both self-interest and humanitarianism in addressing the worldwide incidence of TB.

An accompanying volume to the National Science Education Standards. Focusing on the teacher as the primary player in assessment, this book offers assessment guidelines and explores how they can be adapted to the individual classroom. It features examples, definitions, illustrative vignettes, and practical suggestions to help teachers.

How can the postdoctoral experience be enhanced for the over 40,000 individuals who hold these positions at university, government, and industry laboratories? This book offers its assessment of the postdoctoral experience and provides principles, action points, and recommendations for enhancing that experience.

Focusing on fertility as one key to accurate projections, this book examines the transition from high, constant fertility to low fertility levels and discusses whether developing countries eventually attain the very low levels of births now observed in the industrialized world.

Operational needs, such as weather forecasting, add a distinct set of requirements for continual and highly reliable monitoring of global conditions. This book confronts these diverse requirements and assesses how they might be met by small satellites.

States that US Air Force (USAF) planners have envisioned that uninhabited air vehicles (UAVs), working in concert with inhabited vehicles, will become an integral part of the future force structure. This title also states that plans are based on the premise that UAVs have the potential to augment, or even replace, inhabited aircraft in missions.

Discusses the role of vitamin C, vitamin E, selenium, and the carotenoids in human physiology and health. This book provides reference intakes, such as Recommended Dietary Allowances (RDAs), for use in planning nutritionally adequate diets for different groups based on age and gender, along with a reference intake.