Water scarcity has been a significant issue for several decades in the Texas High Plains, with agriculture identified as the main activity contributing to this scarcity. To address this issue, much effort has been devoted to developing and encouraging adoption of sophisticated irrigation systems...

Churchill County, Nevada had approximately 23,000 residents, with an estimated 13,500 who relied on private wells for water supply in 2002. This study examined exposure to arsenic in water supplies among residents with private domestic wells and factors related to householder choice to consume...

Anecdotes suggest that tourism may play a role in the decision of retirees to migrate. This paper reviews the literature to determining if research supports the anecdotal evidence. Much of the literature on retiree migration only superficially addresses this issue, and thus cannot be viewed as...

Climate is the primary determinant of agricultural productivity. In many parts of the world, including the United States, one can trace much of the year-to-year variations in climate to the El Nino-Southern Oscillation phenomenon. In 1997-98 the world experienced a severe El event and this is...

Anecdotes suggest that tourism experiences may affect the migration decisions of retirees. Seasonal migration by retirees may be an intermediate step between tourism and permanent migration. A review of the literature on seasonal migration finds that some seasonal migrants become permanent...

Irrigation in Uzbekistan is of great importance since the country is an arid zone. The use of water in agriculture is described and its relationship as a constraint to economic development discussed. The current technical and organizational characteristics of irrigation systems need study and...

A multiperiod regional mathematical programming model is used to evaluate the potential economic impacts of global climatic change on the southern U.S. forestry sector. Scenarios for forest biological response to climate change are developed for small and large changes in forest growth rates....

Currently the management of irrigation systems in Uzberistan is carried out by state water organizations at all levels (national, regional, and district). As the irrigation system was developing the size of some areas was increasing. An analysis of the current situation illustrates that with...