2 edition of Desertification of the United States found in the catalog.
Desertification of the United States
|Statement||written by David Sheridan.|
|Contributions||Council on Environmental Quality.|
Building on the successful celebration of the International Year of Deserts and the Fight Against Desertification (IYDD) in , the United Nations General Assembly, by its resolution A/RES/ What Is a Desert? | How the Atmosphere Influences Aridity | Where Deserts Form | Types of Deserts Desert Features | Eolian Processes | Types of Dunes | Remote Sensing of Arid Lands Mineral Resources in Deserts | Desertification | Selected Readings | About This Book Return to Deserts: Geology and Resources Return to USGS Geologic Information.
Desertification is the expansion of desert lands into previously non-desert areas. The process occurs due to both natural and human causes.. Deserts occur anywhere where there is less than 10 inches of rainfall each year. Desertification takes place in dryland areas where the earth is especially fr. In the United States, one early explorer of the Midwest noted that a squirrel could jump from tree to tree all the way from Pennsylvania to the Mississippi River without ever touching the ground! The same kind of deforestation is occurring today in tropical rainforests, which are cleared to develop cropland to feed a burgeoning population.
HISTORICAL PERSPECTIVES ON DESERTIFICATION Historically, the first United Nations Conference on Desertification (UNCOD) was held in Nairobi in , and produced a Plan of Action to Combat Desertification (PACD), a series of guidelines and recommendations to assist countries in develop-File Size: 2MB. National Technical Committee for Hydric Soils. Minutes of Annual Meetings. Hydric Soils Technical Notes. Field Indicators of Hydric Soils, version , (PDF; MB) Errata and revisions for Field Indicators of Hydric Soils (PDF; MB) Hard copies of this book are available at the NRCS Distribution Center (search for “hydric soils”).
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Reasons for peace, stated in a discourse delivered in the Union Chapel, Birmingham, on Wednesday, February 25, 1795, being the day appointed for a general fast.
Online shopping from a great selection at Books Store. Land Degradation, Desertification and Climate Change: Anticipating, assessing and adapting to future change (Climate and Development). COVID Resources. Reliable information about the coronavirus (COVID) is available from the World Health Organization (current situation, international travel).Numerous and frequently-updated resource results are available from this ’s WebJunction has pulled together information and resources to assist library staff as they consider how to handle coronavirus.
The United States is firmly committed to implementing the CCD. Worldwide, desertification affects about 1 billion people and 2 billion hectares of land -- an area the size of the United States and Canada combined.
It is a global issue of huge importance, though its effects are felt especially strongly in. Currently, the most endangered regions are near the world's five main deserts, including the Sonoran Desert which lies in Northwest Mexico and the Southwest United States; the Atacama Desert in South America; the Kalahari Desert in Southern Africa; most of Australia; and the large desert mass made up by the Sahara, Arabian, Great Indian, Taklimakan, Gobi and the deserts of Iran and the former Author: Maria Trimarchi.
According to the United Nations Convention to Combat Desertification, the lives of million people are affected by desertification, and as many as million people may be displaced by desertification bymaking it one of the most severe environmental challenges facing humanity. United States Convention to Combat Desertification.
the first and only international and legal binding convention set up to address the problem of desertification through national action programs supported by international cooperation and partnership. windbreak. IQP Desertification of the American Southwest Worcester Desertification of the United States book Institute 12 Figure 2- Population Density Data of the Southwestern United States by County in (Chourre, ).
Population changes have a multitude of causes. The northeast was once known for its paper Size: KB. Desertification became well known in the 's, when parts of the Great Plains in the United States turned into the "Dust Bowl" as a result of drought and poor practices in farming, although the term itself was not used until almost During the dust bowl period, millions of people were forced to abandon their farms and livelihoods.
Desertification in the United States is characterized by declining groundwater tables, salinization of topsoil and water, reduction of surface waters, unnaturally high soil erosion, and destruction of native vegetation.
The effects and processes of desertification in the Navajo Indian Reservation in northeastern Arizona, the Rio Puerco Basin in northwestern New Mexico, the San Joaquin Basin in Cited by: The CSD 16/ Cycle on Agriculture, Rural Development, Land, Drought, Desertification and Africa marks an exciting, challenging time to consider agriculture, rural development, and the environment, globally and in the United States.
Allington G R, Valone T J. Reversal of desertification: The role of physical and chemical soil properties, Journal of Arid Environments ; Barbier, Edward B The economic linkages between rural poverty and land degradation: some evidence from Africa, Agriculture, Ecosystems & Environment, Vol IssuesDecember Desertification offers a comprehensive overview of the subject and clearly emphasizes the link between local and global desertification processes and how past and current policy has affected arid environments and their populations.
This text adequately applies the research undertaken during the last 15 years on the topic. Desertification has become increasingly politicized and there is a need. This book (with a foreword by eminent desertification specialist, Dr.
Alan Grainger of Leeds University) provides a synthesis of what desertification means in the present day context of worldwide concerns about land degradation in the face of global (including climate) change, burgeoning populations, urbanization, and loss of biodiversity.
a special problem apparently limited so far to Australia, Canada, and the United States. Four states of desertification, namely (i) none to slight—with the biological productionAuthor: Amal Kar. Key Words: desertification, desertification map About the Map: The Desertification Vulnerability map is based on a reclassification of the global soil climate map and global soil map.
Possible Uses of the Map: Useful for teachers and students who are interested in the global distribution of desertification vulnerability.
Global modelers may be able to use the data for small scale analysis. Desertification. Desertification is defined by the United Nations Convention to Combat Desertification (UNCCD)  as “land degradation in arid, semi-arid and dry sub-humid areas resulting from various factors, including climatic variations and human activities.
From: Environment and Development, Related terms: Land Degradation; Rainfall. Desertification of the United States. by David Sheridan (Author) See all formats and editions Hide other formats and editions. Price New from Used from Paperback "Please retry" Author: David Sheridan.
A nation's GDP at purchasing power parity (PPP) exchange rates is the sum value of all goods and services produced in the country valued at prices prevailing in the United States in the year noted.
This is the measure most economists prefer when looking at per-capita welfare and when comparing living conditions or use of resources across countries. There are indicators that desertification will become a greater problem in Central Asia and North Korea in the near future.
Understanding the nexus between desertification and instability and elevating it as a priority is a key step in reducing the effectiveness of violent extremist organizations and building stability in partner nations.
Book Description Although much is known about the processes and effects of land degradation and climate change, little is understood about the links between them. Less still is known about how these processes are likely to interact in different social-ecological systems around the world, or how societies might be able to adapt to this twin.
EPA UNITED STATES INTERNATIONAL ENVIRONMENTAL REFERRAL CENTER United States Sources of Information in the Area of DESERTIFICATION April U.S. National Focal Point of the UNITED NATIONS ENVIRONMENT PROGRAM INTERNATIONAL REFERRAL SYSTEM Office of Administration Assistant Administrator for Planning § Management U.S.
ENVIRONMENTAL .The United Nations Convention to Combat Desertification (UNCCD) is an internationally recognized, legally binding instrument that addresses the problem of land degradation in dry land rural areas. The convention was established inand there are currently UN members that are party to it.
Desertification, Deserts, Arid regions Publisher Washington, D.C.: United States, Dept. of the Interior, Bureau of Land Management Collection blmlibrary; fedlink; americana Digitizing sponsor Bureau of Land Management Contributor Bureau of Land Management Library Language EnglishPages: