Results 11 to 20 of about 3,302,445 (304)

Laws and regulations enabling and restricting Africa’s vegetable seed sector

open access: yesInternational Journal of Agricultural Sustainability, 2023
Farmers in sub-Saharan Africa do not have much choice of quality seed of vegetable cultivars adapted to local growing conditions and consumer demand. Only a handful of vegetable seed companies invest in local breeding research, while nearly all rely on ...
Katrin A. Kuhlmann   +3 more
doaj   +1 more source

Ecological problems and financing environmental protection actions [PDF]

open access: yesCaspian Journal of Environmental Sciences, 2021
Favorable environment is one of the necessary basic elements for survival of mankind, its healthy growth and development. Pure air, clean water and soil are critical to the existence of flora and fauna of the Earth. However, by the development of society,
Sabitova Nadiya Mikhailovna   +2 more
doaj   +1 more source

Drivers and challenges of large-scale conversion policies to organic and agro-chemical free agriculture in South Asia

open access: yesInternational Journal of Agricultural Sustainability, 2023
Addressing global environmental and food challenges necessitates holistic approaches that consider environmental, societal, and economic dimensions. This study examines three large-scale organic farming conversion programs and their associated policies ...
Arezou Babajani   +3 more
doaj   +1 more source

Task-independent metrics of computational hardness predict human cognitive performance

open access: yesScientific Reports, 2022
The survival of human organisms depends on our ability to solve complex tasks in the face of limited cognitive resources. However, little is known about the factors that drive the complexity of those tasks.
Juan Pablo Franco   +4 more
doaj   +1 more source

Machine Learning Techniques for Improving Self-Consumption in Renewable Energy Communities

open access: yesEnergies, 2020
Renewable Energy Communities consist in an emerging decentralized market mechanism which allows local energy exchanges between end-users, bypassing the traditional wholesale/retail market structure.
Zacharie De Grève   +7 more
doaj   +1 more source

Cyberspace Ecologism 4.0”: Between Software Softeners of and Hardware Hardships on the Natural Environment [PDF]

open access: yesAmfiteatru Economic, 2022
Planet Earth, with its plethora of natural (im)balances, has a venerable age of 4.54 billion years; the (industrial) imprint placed by the human species on it, considered to be not negligible, counts of just little over two centuries; while the digital/
Jora, O.D.   +4 more
doaj   +1 more source

Correction to: Adebiyi, Sulaimon Olanrewaju, Oyatoye, Emmanuel Olateju, Amole, Bilqis Bolanle “Improved Customer Churn and Retention Decision Management Using Operations Research Approach” Emering Markets Journal 6 (2): 12-21. 10.5195/emaj.2016.101

open access: yesEmerging Markets Journal, 2017
University affiliations for first author (Adebiyi, Sulaimon Olanrewaju) and third author (Amole, Bilqis Bolanle) were changed. The numbering for Literature Review section was changed from 1 to 2.
Emerging Markets Journal Editors
doaj   +1 more source

Deep Reinforcement Learning-Based Voltage Control to Deal with Model Uncertainties in Distribution Networks

open access: yesEnergies, 2020
This paper addresses the voltage control problem in medium-voltage distribution networks. The objective is to cost-efficiently maintain the voltage profile within a safe range, in presence of uncertainties in both the future working conditions, as well ...
Jean-François Toubeau   +4 more
doaj   +1 more source

Correction to: Orynbassarova, Dilara “Entrepreneurial University Perspective: Tracking Labor Force Capacity to Support Industrialization Processes in the Emerging Markets, Evidence from Kazakhstan Data” Emering Markets Journal 6 (2): 5-11. 10.5195/emaj.2016.111

open access: yesEmerging Markets Journal, 2017
Author’s affiliation was indicated as “Independent Researcher, Kazakhstan” when the article was initially submitted. However, author asked for his affiliation to be changed as “Nazarbayev University, Graduate School of Education, Astana, Kazakhstan ...
Emerging Markets Journal Editors
doaj   +1 more source

Robots and Jobs: Evidence from US Labor Markets

open access: yesJournal of Political Economy, 2019
We study the effects of industrial robots on US labor markets. We show theoretically that robots may reduce employment and wages and that their local impacts can be estimated using variation in exposure to robots—defined from industry-level advances in ...
Daron Acemoglu, P. Restrepo
semanticscholar   +1 more source

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