Results 81 to 90 of about 383,916 (206)

On the Dynamics of Competing Energy Sources [PDF]

open access: yes
We characterize the dynamics of energy markets in which energy is derived from polluting (fossil) and clean (solar) resources. The analysis is based on geometric optimal control considerations.
Tsur, Yacov, Zemel, Amos
core   +1 more source

Mapping the Oceans - Helping Students Make Connections [PDF]

open access: yes
COSEE-Ocean Systems (OS) is moving forward in its development of effective tools and techniques to aid learners in better understanding the context of the oceans in both the earth and solar systems.

core   +1 more source

Appropriateness in using LANDSAT in development energy related data bases [PDF]

open access: yes
The use of automated classification systems in the field of resource management and resource inventory is discussed. Applications of LANDSAT classification are outlined and include: energy load forecasting based upon land use inventories and change ...
Harnden, E.
core   +1 more source

Evidence of synchronization between solar activity and agricultural performance in Germany

open access: yesFrontiers in Agronomy
BackgroundOver the past decades, extensive research has examined the interactions between space weather, solar activity, and the biosphere, particularly their implications for agricultural productivity.
Pablo Sierra-Figueredo   +2 more
doaj   +1 more source

EXHAUSTIBLE RESOURCE ALLOCATION, INTERGENERATIONAL EQUITY, AND SUSTAINABILITY [PDF]

open access: yes
An OLG model with exhaustible resources and solar energy is developed, and equilibrium time paths are characterized numerically using recursive methods. For the parameter values considered, resource prices increase over time, and extractions, output, and
Knapp, Keith C.
core   +1 more source

Integrated assessment of environmental suitability and water-energy conflict for optimizing solar energy in Northwest China's desert regions

open access: yesEnvironmental and Sustainability Indicators
This study evaluates the environmental suitability and water resource impact of photovoltaic (PV) and concentrated solar power (CSP) systems in the desert regions of Northwest China.
Weike Zhao   +5 more
doaj   +1 more source

Machine Learning Improves Performance Prediction and Interpretation of Efficiency Influencing Factors of a Novel Basalt-Fiber-Bundle Thermal Flow-Reversal Reactor for Methane Recovery

open access: yesEnergies
Low-concentration methane emissions from mines can be recovered using different reactor designs. Here, different artificial intelligence network techniques were employed to predict thermal performance of a basalt-fiber-bundle thermal flow-reversal ...
Rao Kuang   +4 more
doaj   +1 more source

SOLAR RESOURCE AVAILABILITY AND PHOTOVOLTAIC POWER SYSTEM DESIGN MONTH IN MINNA, NIGER STATE NIGERIA [PDF]

open access: yesJournal of Sustainable Energy
Many installers of Photovoltaic (PV) power system do not consider the period or month in a year that has the worst-case combination of solar resource availability and load demand to size or design PV power system, which often results in defective systems.
EZENWORA J.A.   +3 more
doaj  

A Family Guide to the Sun [PDF]

open access: yes
This downloadable 46-page activity and resource guide is a collection of puzzles, pictures, poetry and projects designed to stimulate co-learning experiences between children aged 6 to 13 and the adults they learn with.
Amy Wilkerson   +3 more
core  

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