The United States and China are the top two energy consumers in the world. As a consequence they are also the top two emitters of numerous air pollutants which have local regional and global impacts. Urbanization has led to serious air pollution problems in U.S. and... Lees meer.

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In developed countries men s labor force participation at older ages has increased in recent years reversing a decades-long pattern of decline. Participation rates for older women have also been rising. What explains these patterns and the differences in them across... Lees meer.

This book is the third in a series evaluating underexploited African plant resources that could help broaden and secure Africa s food supply. The volume describes 24 little-known indigenous African cultivated and wild fruits that have potential as food- and cash-crops b... Lees meer.

Changes in the 21st century security environment require new analytic approaches to support strategic deterrence. Because current adversaries may be deterred from the use of nuclear weapons differently than were Cold War adversaries the Air Force needs an analytic proc... Lees meer.

This ninth phase of the International Social Security project which studies the experiences of twelve developed countries examines the effects of public pension reform on employment at older ages. In the past two decades men s labor force participation at older ages... Lees meer.

Even as life expectancy in many countries has continued to increase social security and similar government programs can provide strong incentives for workers to leave the labor force when they reach the age of eligibility for benefits. Disability insurance programs can... Lees meer.

By 2050 the world s population is projected to grow by one-third reaching between 9 and 10 billion. With globalization and expected growth in global affluence a substantial increase in per capita meat dairy and fish consumption is also anticipated. The demand for ca... Lees meer.

The National Research Council hosted an interacademy workshop in Yekaterinburg Russia together with the Russian Academy of Sciences in October 2004 as a means of exploring various aspects of industrial innovation in the Urals region of Russia. Workshop presenters focus... Lees meer.

The events of September 11 2001 changed perceptions rearranged national priorities and produced significant new government entities including the U.S. Department of Homeland Security DHS created in 2003. While the principal mission of DHS is to lead efforts to sec... Lees meer.

The security of the U.S. commercial aviation system has been a growing concern since the 1970 s when the hijacking of aircraft became a serious problem. Over that period federal aviation officials have been searching for more effective ways for non-invasive screening o... Lees meer.

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Historically most terrorist attacks on civilian targets have involved the use of firearms or explosives and current defensive strategies are aimed at preventing attacks perpetrated by such means. However the use of the nerve agent sarin in 1995 to attack the Tokyo su... Lees meer.

Computers at Risk presents a comprehensive agenda for developing nationwide policies and practices for computer security. Specific recommendations are provided for industry and for government agencies engaged in computer security activities. The volume also outlines pro... Lees meer.