Results 101 to 110 of about 10,560,934 (248)

Risk management externalities in agrifood supply chains

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Firms may under‐ or over‐invest in risk management from the social planner's perspective, resulting in a negative externality on other economic agents in the supply chain. The externality of risk management is particularly relevant for agrifood supply chains, which frequently experience disruptions and play a primary role in preventing major ...
Jeffrey Hadachek, Meilin Ma
wiley   +1 more source

The energy to engage: wind farm development and community engagement in Australia [PDF]

open access: yes, 2012
This report reviews what is known about community engagement in wind energy industry and identify what we still need to understand. After briefly presenting the relationship between wind farms and society as a significant one, we will recapitulate what ...
Carlo Tognato   +3 more
core  

Premium subsidy designs and crowding out of insurance demand

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Crop insurance is an important instrument to protect farmers against extreme weather events. Many countries provide subsidies for crop insurance products to make insurance more affordable for farmers. The Federal Crop Insurance Program in the United States and major European crop insurance programs such as in Spain, Italy, and France focus on ...
Tim Philippi
wiley   +1 more source

Diagnosing the system: Mental health, necropolitical uncare, and the abolition of migration detention

open access: yesAmerican Journal of Community Psychology, EarlyView.
Abstract This article examines the psychological effects of migration detention in the European Union's Closed Controlled Access Center (CCAC) on Samos through an ecological lens. It explores a double normalization of suffering: the brutalization of necropolitical migration governance and the simultaneous understanding of resulting distress as an ...
Julia Manek
wiley   +1 more source

Integrating machine learning, deep learning, and image analysis for seed species classification

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise The growing demand for wildflower seeds in ecological restoration requires reliable species identification, yet current market products often contain heterogeneous species. As seed identification is labor‐intensive and requires advanced botanical knowledge, we evaluated multiple segmentation and classification approaches to determine ...
Jonathan Ashworth   +6 more
wiley   +1 more source

Wind power in the UK : a guide to the key issues surrounding onshore wind power development in the UK [PDF]

open access: yes, 2012
This report is summarised in the Welsh language in 'Ynni gwynt : ateb eich cwestiynau'.This report is summarised in 'Wind power : your questions answered'.This report aims to help policy-makers and planners balance genuine local concerns with wider ...
Sustainable Development Commission
core   +2 more sources

Mapping Lupinus polyphyllus density and distribution along road verges using unmanned aerial vehicle (UAV)–based remote sensing

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise Road verges function as refuges for semi‐natural species, but they can also facilitate the spread of non‐native plants such as Lupinus polyphyllus. Unmanned aerial vehicle (UAV)–based remote sensing is a promising tool for mapping these species; however, its application in roadside contexts remains limited.
Elin L. Blomqvist   +3 more
wiley   +1 more source

Farmflow : extensively validated and dedicated model for wind farm control

open access: yes, 2020
In a wind farm, turbines affect each other through their wakes, decreasing their power production and increasing the structural loading (wear and tear) of their components.
Kanev, S., Bot, E.T.G.
core  

Wind Turbine and Wind Farm Control Testing in a Boundary Layer Wind Tunnel

open access: yes, 2014
The paper describes a wind tunnel scaled wind farm made of two wind turbine models, each featuring active blade pitch and torque control. The models, governed by supervision and control systems similar to those of a real wind turbine, are capable of ...
CAMPAGNOLO, FILIPPO   +3 more
core   +1 more source

Power regulation and generator tripping control strategy for direct-drive wind farms under sub/super-synchronous oscillation risk

open access: yesDiance yu yibiao
Direct-drive wind farms usually trip all wind turbines to ensure power grid security when facing sub/super-synchronous oscillation risks. Tripping the entire wind farm not only seriously damages the production operation of the wind farm, but also causes ...
PEI Maolin   +5 more
doaj   +1 more source

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