Results 131 to 140 of about 2,171,272 (296)

Roosevelt Hot Springs/hot-dry-rock prospect and evaluation of the Acord 1-26 well [PDF]

open access: yes, 1983
Previous hot, dry rock (HDR) geothermal resource evaluation efforts have identified the Roosevelt Hot Springs KGRA as a prime HDR target. The size of the HDR resource is estimated to be at least eight times larger than the adjacent hydrothermal resource.
Rowley, J. C.   +4 more
core  

Food Security Versus Environmental Health: The Nitrogen Dilemma

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
ABSTRACT Nitrogen is an essential element for plant growth and, consequently, crop production. However, the cycling of nitrogen in the environment can have negative effects. Here, we review the historical development of scientific and public awareness of these effects and the influence this has had on political action to control them.
Henrike Mielenz   +8 more
wiley   +1 more source

Hot-dry-rock energy: review of environmental aspects [PDF]

open access: yes, 1981
The potential environmental and socioeconomic impacts of the production of energy contained in hot dry rock (HDR) is surveyed here. In general, careful siting and timing and routine control measures should be adequate to prevent significant environmental harm; sites of particular ecological or visual and recreational value, however, may require more ...
openaire   +2 more sources

Session 8: Hot Dry Rock Update

open access: yes, 1983
In 1970, Los Alamos began an informal study of the possible usefulness of hot dry rock (HDR) energy systems based on circulation of water through hydraulic fractures connecting two wellbores drilled into hot crustal rock of low initial permeability and ...
Potter, Robert   +2 more
core  

First finding of Icelandic tephra in Czechia: Vedde Ash identified in palaeolake sediments of Stará Jímka

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT In this study, we report the first documented occurrence of the Icelandic Vedde Ash (VA) in the Bohemian Forest, identified within palaeolake sediments from Stará Jímka, Czechia, representing the first Icelandic tephra layer identified in Czechia.
Verena Meier   +3 more
wiley   +1 more source

Hot dry rock reservoir modelling

open access: yes, 2018
Geothermal energy reserves are significantly underdeveloped resources, and field experiments have shown the energy produced from this resource is clean and sustainable. Deep geothermal resources represent one form of geothermal energy, and the most widely used, in terms of commercial viability, are the hot dry rock (HDR) geothermal reservoirs.
openaire  

Antimicrobial bilayer starch film containing zein electrospun fibers encapsulating thyme essential oil for cherry tomato packaging

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract Background This study evaluated the antimicrobial activity of thyme essential oil (TEO) encapsulated in electrospun zein fibers for use in bilayer films as active packaging for cherry tomatoes. The antimicrobial activity of TEO and bilayer films with 20%, 40%, and 60% TEO was assessed with agar diffusion and microatmosphere assays.
Jéssica Silveira Vitoria   +7 more
wiley   +1 more source

Geothermal resource distribution and prospects for development and utilization in China

open access: yesNatural Gas Industry B
China is tectonically composed of a series of plates and orogenic belts and has been influenced by the Pacific and Indian plates since the Late Paleozoic, forming a regular distribution of Mesozoic and Cenozoic granites.
Jinchuan Zhang   +6 more
doaj   +1 more source

The Key Technical Analysis on the Hot Dry Rock in Northeast Cold in China

open access: yes, 2011
Northeast heat supply is an eternal demand, it would cost tens of thousand of moneys for heat supply, on the other hand, the resource of coal and fossil fuels is non-renewable source of energy, in the future it will be consumed, so it is still a serious ...
Xiao Yan Feng   +3 more
core   +1 more source

Bio‐Derived Carbon Nanoparticles: A Green Amendment for Alleviating Heavy Metals in Soil–Plant Systems

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Heavy metal (HM) contamination of soil–plant systems poses persistent ecological and health risks, driving interest in nanoparticle‐based remediation. Although conventional chemically synthesized nanoparticles (CSNPs) are effective, their energy‐intensive production and residual toxicity limit sustainable deployment.
Babar Hussain   +6 more
wiley   +1 more source

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