Results 21 to 30 of about 380,037 (292)

Со(ІІ) AND Ni(II) REMOVAL FROM AQUEOUS SOLUTIONS BY POLYMER AND POLYMER/SILICA ADSORBENTS WITH SULFO AND CARBOXYLIC GROUPS

open access: yesActa Chimica Slovenica, 2023
Sulfo and carboxylic groups-containing polymer and polymer/silica membranes poly(acrylonitrile-co-2-acrylamido-2-methylpropane-1-sulfonic acid-co-acrylic acid) [poly(AN-co-AMPS-co-AA)] and poly(AN-co-AMPS-co-AA)/SiO2 were synthesized by UV-initiated ...
М.М. Zhyhailo   +3 more
doaj   +1 more source

Methodology and impact categories of environmental life cycle assessment in geothermal energy sector [PDF]

open access: yesE3S Web of Conferences, 2019
The development of renewable energy sources, including geothermal energy, causes that more and more attention should be devoted to their environmental impact in a holistic approach.
Kaczmarczyk Michał
doaj   +1 more source

The development of dairying in Europe: potential evidence from food residues on ceramics

open access: yesDocumenta Praehistorica, 2002
Providing evidence of dairying is crucial to the understanding of the development and intensification of Neolithic farming practices in Europe, beyond the early stages of domestication.
Oliver E. Craig
doaj   +1 more source

Hydrogeochemical Characteristics of Geothermal Waters from Mesozoic Formations in the Basement of the Central Part of the Carpathian Foredeep and the Carpathians (Poland) Using Multivariate Statistical Methods

open access: yesEnergies, 2021
The subject of this study is the chemical composition of potentially geothermal waters of the Mesozoic basement of the central part of the Carpathian Foredeep and the Outer Carpathians regions.
Joanna Jasnos
doaj   +1 more source

The application of numerical modeling to geothermal investments

open access: yesComputer Assisted Methods in Engineering and Science, 2017
Among numerous applications of numerical modeling in many different fields of science, there is numerical modeling applied to the issues related to geothermal investments [1].
Anna Wachowicz-Pyzik   +3 more
doaj   +1 more source

Implications of "peak oil" for atmospheric CO2 and climate

open access: yes, 2007
Unconstrained CO2 emission from fossil fuel burning has been the dominant cause of observed anthropogenic global warming. The amounts of "proven" and potential fossil fuel reserves are uncertain and debated.
Archer   +42 more
core   +1 more source

COVID-19 and the climate-energy nexus [PDF]

open access: yes, 2020
Analysing the COVID-19 pandemic’s impact on the climate-energy nexus, raises three important questions. First, what does this global health and economic crisis mean for the future of fossil fuels, particularly oil?
Blondeel, Mathieu
core   +1 more source

Biodiesel: Freedom from Dependence on Fossil Fuels? [PDF]

open access: yes, 2008
In view of the depleting oil reserves and exponential rise in petroleum prices, the search for alternative sources of fuel is very timely and important.
B. Anjan Kumar Prusty   +2 more
core   +2 more sources

Renewable Energies [PDF]

open access: yes, 2011
Fossil fuels are being consumed at much faster rates than they are produced in the Earth's crust; hence, the world's supply of these fuels is being depleted. The depletion of these nonrenewable fuels is a major challenge facing humanity.
Coleman, Jill S., Williams, Akan B.
core   +1 more source

Assessment of the Effective Variants Leading to Higher Efficiency for the Geothermal Doublet, Using Numerical Analysis‒Case Study from Poland (Szczecin Trough)

open access: yesEnergies, 2020
Numerical models of geothermal doublet allows us to reduce the high risk associated with the selection of the most effective location of a production well.
Anna Wachowicz-Pyzik   +4 more
doaj   +1 more source

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