Results 131 to 140 of about 316,439 (305)

General highway and transportation map, Jefferson County, Alabama

open access: yes, 1937
Index map. Legend shows symbols used on map.
Alabama. State Highway Department.
core   +1 more source

Late Holocene environmental history of Dojran, Macedonia: Investigating the interplay of imperial dynamics and climatic change

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT This study presents a high‐resolution, multi‐proxy reconstruction of environmental and land‐use change from Lake Dojran over historical times (last 2500 years), combining pollen, biomarkers, radiocarbon dating, Ottoman taxation records and other historical data.
Alessia Masi   +15 more
wiley   +1 more source

Oregon State Highway Dept. standard highway signs

open access: yes
Consists of illustrations of the standard highway signs of OregonThis archived document is maintained by the Oregon State Library as part of the Oregon Documents Depository Program.

core  

Health risk assessment of heavy metal accumulation in fruits exposed to geothermal waters: a case study and global implications

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND The present study investigated the potential health risks of heavy metals (HMs) in the fruits and leaves of mulberry and sour cherry trees exposed to water from Sivas geothermal basin (Turkey). RESULTS The target HMs were ranked according to their hazard index as: Cd < Pb < Zn < Cu < Ni < Mn < Cr. The total hazard index for mulberry
E Işıl Arslan Topal   +3 more
wiley   +1 more source

Oregon Historic and Scenic Highway Program

open access: yes, 1986
[prepared by the Oregon Department of Transportation, Highway Division, Planning Section, Systems Studies Unit].Cover title."August 6, 1986"--Cover letterThis archived document is maintained by the State Library of Oregon as part of the Oregon Documents ...

core  

Seasonal Dynamics of Soil Multitrophic Biodiversity, Co‐Occurrence Network and Assembly Mechanisms Under Typical Vegetation Restoration Patterns in Karst Region

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Previous studies often overlooked the dynamic effects of karst vegetation restoration on soil multi‐trophic biodiversity and the underlying community‐assembly mechanisms. To fill this gap, we performed a seasonal comparative analysis of soil biodiversity, co‐occurrence network architecture, and assembly processes across three representative ...
Xiang Zhang   +8 more
wiley   +1 more source

Spatial Patterns, Driving Forces, and Potential Grain Losses of Non‐Grain Production of Farmland in Central Yunnan Urban Agglomeration, China

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT The expansion of farmland non‐grain production (NGP) poses a potential threat to food security and agricultural land protection, particularly in mountainous urban agglomerations. However, the utilization patterns, driving mechanisms, and associated production‐loss effects of farmland NGP in this specific regional context remain insufficiently ...
Xiaoliang Ma   +5 more
wiley   +1 more source

Evaluation of Incentive/Disincentive Contracting Methods for Highway Construction Projects [PDF]

open access: yes, 2010
Incentive/Disincentive (I/D) provisions are used by state highway agencies as a contract method when early completion is needed for a highway construction project. I/D can provide encouragement for contractors to complete highway construction projects by
Gao, Ruifei
core  

Property Rights Entrepreneurship: The Drive for Product, Asset, and Resource Excludability

open access: yesManagerial and Decision Economics, EarlyView.
ABSTRACT Property rights are foundational to market economies, and entrepreneurial activity depends heavily on the excludability afforded by property rights. Yet, the role of entrepreneurs in shaping the evolution of property rights has been so thoroughly taken for granted that it often vanishes from analyses.
Thomas J. Dean   +2 more
wiley   +1 more source

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