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Full-Text Articles in Physical Sciences and Mathematics

Investigation Of Visitors’ Participation And Willingness To Pay For The Baba Aman Recreational Park, Iran, M. Reza Ghanbarpour, Shima Sajjadi, S. Tahereh Hajiseyedjavadi, Xiangming Chen Nov 2011

Investigation Of Visitors’ Participation And Willingness To Pay For The Baba Aman Recreational Park, Iran, M. Reza Ghanbarpour, Shima Sajjadi, S. Tahereh Hajiseyedjavadi, Xiangming Chen

Faculty Scholarship

The aim of this study is to estimate the recreational value of Baba Aman Natural Park near Bojnord in Northeast Iran. The recreational value of Baba Aman Park has been analyzed using a contingent valuation method. For this purpose, 201 on-site questionnaires were administered between June and September of 2006. Visitor’s willingness to pay (WTP) for Baba Aman recreational park has been estimated for future entrance fees associated with two scenarios including current conditions and proposed improvements of the recreational services in the park. Average WTP was estimated 1.5 and 2 times more than the current entrance fee, considering two …


Magnetic Analyses Of Soils From The Wind River Range, Wyoming, Constrain Rates And Pathways Of Magnetic Enhancement For Soils From Semiarid Climates, Emily Quinton, Dennis Dahms, Christoph Geiss Sep 2011

Magnetic Analyses Of Soils From The Wind River Range, Wyoming, Constrain Rates And Pathways Of Magnetic Enhancement For Soils From Semiarid Climates, Emily Quinton, Dennis Dahms, Christoph Geiss

Faculty Scholarship

In order to constrain the rate of magnetic enhancement in soils, we investigated modern soils from five fluvial terraces in the eastern Wind River Range, Wyoming. Profiles up to 1.2 m deep were sampled in 5-cm intervals from hand-dug pits or natural riverbank exposures. Soils formed in fluvial terraces correlated to the Sacajawea Ridge (730–610 ka BP), Bull Lake (130–100 ka BP) and Pinedale-age (∼20 ka BP) glacial advances. One soil profile formed in Holocene-age sediment. Abundance, mineralogy, and grain size of magnetic minerals were estimated through magnetic measurements. Magnetic enhancement of the A-horizon as well as an increase in …


Resolving Conflicts Between Green Technology Transfer And Intellectual Property Law, Robert V. Percival, Alan Miller Jan 2011

Resolving Conflicts Between Green Technology Transfer And Intellectual Property Law, Robert V. Percival, Alan Miller

Faculty Scholarship

This paper examines claims that intellectual property law, which is designed to create incentives for innovation, actually may inhibit the transfer to developing countries of green energy innovations. Although the paper cannot find significant examples of green energy technologies whose diffusion has been hindered by existing intellectual property protections, it explores strategies, such as compulsory licensing schemes, for responding to such problems if and when they arise in the future. The paper concludes that intellectual property law need not be an obstacle to a global transformation toward a green energy infrastructure that can promote economic development while advancing new levels …


What Is The Emperor Wearing? The Secret Lives Of Ecosystem Services, James Salzman Jan 2011

What Is The Emperor Wearing? The Secret Lives Of Ecosystem Services, James Salzman

Faculty Scholarship

No abstract provided.