Results 31 to 40 of about 8,112,539 (238)

Human security and the rise of the social [PDF]

open access: yes, 2011
As the concept of human security has become part of the mainstream discourse of international politics it should be no surprise that both realist and critical approaches to international theory have found the agenda wanting.
Aisenberg   +94 more
core   +1 more source

A Survey of RFID Authentication Protocols Based on Hash-Chain Method [PDF]

open access: yes, 2008
Security and privacy are the inherent problems in RFID communications. There are several protocols have been proposed to overcome those problems. Hash chain is commonly employed by the protocols to improve security and privacy for RFID authentication ...
Chang, Elizabeth   +3 more
core   +2 more sources

A novel LC-MS/MS multi-group method for simultaneous determination of antimicrobial residues in legume-based alternative proteins

open access: yesnpj Science of Food
A novel liquid chromatography-tandem mass spectrometry (LC-MS/MS) method was developed and validated for the simultaneous analysis of three different classes of veterinary drugs—antibiotics, antifungals, and antiparasitics—in legume-based alternative ...
Chanita Boonkanon   +9 more
doaj   +1 more source

Attribution and Risk Projections of Hydrological Drought Over Water‐Scarce Central Asia

open access: yesEarth's Future
Central Asia (CA), a typical arid and semiarid region, has experienced worsening droughts, adversely impacting agricultural production and socioeconomic development. However, the evolution of hydrological droughts in CA remains unclear.
Xinfeng Wu   +6 more
doaj   +1 more source

A Geodetic-Data-Calibrated Ice Flow Model to Simulate Historical and Future Response of Glaciers in Southeastern Tibetan Plateau

open access: yesRemote Sensing
Glaciers play a vital role in the Asian mountain water towers and have significant downstream impacts on domestic, agricultural, and industrial water usage.
Letian Xiao   +10 more
doaj   +1 more source

Understanding Global Tensions [PDF]

open access: yes, 2004
The University Archives has determined that this item is of continuing value to OSU's history.The Mershon Center received a $98,000 grant from the National Science Foundation and led a three-day workshop on the causes and consequences of global tensions ...
Mershon Center for International Security Studies
core  

Widespread and strong impacts of river fragmentation by anthropogenic barriers on fishes in the Mekong River Basin

open access: yesCommunications Earth & Environment
The Mekong River, a global freshwater biodiversity hotspot, has suffered from intensive barrier construction, resulting in major challenges in safeguarding its fauna.
Jingrui Sun   +9 more
doaj   +1 more source

Estimation of glacier ice storage in western China constrained by field ground-penetrating Radar surveys

open access: yesAdvances in Climate Change Research, 2022
Recent decades have witnessed the accelerated retreat of alpine glaciers, which likely portends a decline in the glacial ice melt on which large downstream populations rely for freshwater. Thus, estimating water storage in alpine glaciers is critical for
Peng-Bin Liang, Li-De Tian
doaj   +1 more source

Vegetation resistance to compound drought and heatwave events buffers the spatial shift velocities of vegetation vulnerability

open access: yesCommunications Earth & Environment
Global warming is increasing compound drought and heatwave events. This elevates vegetation loss probability. Despite spatial shifts in vegetation loss probability being crucial for predicting spatial redistribution patterns of vegetation vulnerability ...
Wenbo Yan   +5 more
doaj   +1 more source

Spatiotemporal patterns of vegetation conversion under the Grain for Green Program in southwest China

open access: yesConservation Science and Practice, 2022
China's Grain for Green Program (GGP) is the largest reforestation program in the world. Previous studies lacked targeted assessments regarding its effectiveness in vegetation conversion. Using the time series of Vegetation Continuous Fields in southwest
Haiwei Zhao   +9 more
doaj   +1 more source

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