Results 91 to 100 of about 542,624 (334)

A RECREATION OPTIMIZATION MODEL BASED ON THE TRAVEL COST METHOD [PDF]

open access: yes
A recreation allocation model is developed which efficiently selects recreation areas and degree of development from an array of proposed and existing sites.
Hof, John G., Loomis, John B.
core   +1 more source

An investigation into the concept of and factors leading to impact creep and its management [PDF]

open access: yes, 2006
This study defines and explores the nature of impact creep within the context of two contrasting case studies. The methods applied in undertaking this study consisted of a literature review and development and distribution of questionnaires to visitors ...
Newsome, D., Smith, A.J.
core   +1 more source

Non Thermal‐Driven Photocatalytic Ammonia Decomposition at Near‐Room Temperature on a Plasmonic Nanocone Array

open access: yesAdvanced Functional Materials, EarlyView.
Plasmonic photocatalytic ammonia decomposition occurs at near‐room temperature on a plasmonic Au nanocone array under visible light illumination. The nanostructure efficiently harnesses plasmonic modes, leading to increased reaction rates upon plasmon decay.
Thanh‐Lam Bui   +17 more
wiley   +1 more source

NATURAL RESOURCES POTENTIAL FOR REGIONAL SPATIAL ECONOMIC SYSTEM DEVELOPMENT

open access: yesФінансово-кредитна діяльність: проблеми теорії та практики, 2018
The article dwells on the importance of the rational use of natural resources potential at the level of spatial economic system.  The researcher investigates the specificity of territorial distribution as well as available natural resources and ...
V. Yo. Erfan   +2 more
doaj   +1 more source

Pandemic Flu and the Potential for U.S. Economic Recession: A State-by-State Analysis [PDF]

open access: yes, 2007
Considers how a severe health pandemic outbreak could impact the United States economy and delineates the potential financial loss each state could ...
Jeffrey Levi   +2 more
core  

Double Helical Plasmonic Antennas

open access: yesAdvanced Functional Materials, EarlyView.
Plasmonic double helical antennas funnel circularly polarized light to the nanoscale, offering strong chiroptical interaction and directional light emission. Extending a single helix design tool, this study combines numerical modeling with experimental validation, revealing large, broadband dissymmetry factors in the visible range.
Aleksei Tsarapkin   +7 more
wiley   +1 more source

Optimal Location of New Forests in a Suburban Area [PDF]

open access: yes
In this paper we develop a methodology to select a combination of forest sites that maximizes net social benefits taking into account restrictions on the total surface/size of new forest land.
Bert Saveyn   +3 more
core  

Transitions for the Delta Economy [PDF]

open access: yes, 2012
Details threats to the Sacramento-San Joaquin Delta, policy proposals to improve environmental management and water supply reliability, how these changes will affect land and water conditions, and implications for the area's and regional ...
Ellen Hanak   +3 more
core  

Envisioning sea level rise in Golden Gate National Recreation Area [PDF]

open access: yes, 2020
A step-by-step explanation of how Golden Gate National Recreation Area developed a set of complementary climate change exhibits for various sites in the park, focused on the impacts of sea level ...
Castellini, Laura   +2 more
core  

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