Results 21 to 30 of about 25,657 (311)

Life Cycle Assessment of Organic Arabica Coffee Products

open access: yesJurnal Teknik Pertanian Lampung, 2023
Upstream to downstream activities of organic Arabica coffee in Klungkung Village can cause environmental pollution and have the potential to be a contributor to increased greenhouse gases (GHG) and inefficient use of energy. On the upstream side, Arabica
Elida Novita, Mukhamad Edrin Irfani
doaj   +1 more source

Study on the Performance of New High Temperature Heat Pump Mixtures as Alternatives to R245fa

open access: yesTaiyuan Ligong Daxue xuebao, 2023
Purposes At present, the contradiction between energy supply and demand is increasingly intensifying, and high-temperature heat pumps, as an energy-saving and emission-reduction technology, can upgrade a large amount of low-grade waste heat to high-grade
Biao FENG   +4 more
doaj   +1 more source

The Analysis of Next-Generation Refrigerants in Terms of Energy, Exergy, and LCCP Perspective

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi, 2023
In this study, commonly used hydrofluorocarbon (HFC)-based refrigerants R404A and R410A, as well as hydrofluoroolefin (HFO)-based environmentally friendly next-generation refrigerant R1234yf with a low global warming potential (GWP), were analyzed in ...
Mehmet Onur Karaagac   +3 more
doaj   +1 more source

Low-GWP refrigerants [PDF]

open access: yesScience and Technology for the Built Environment, 2016
We, the editors of this special issue on low-global warming potential (GWP) unsaturated halocarbon refrigerants, are pleased to present 16 articles with authors hailing from six countries.
Brown, J. Steven   +3 more
openaire   +1 more source

Bringing albedo to the GHG market

open access: yesCarbon Management, 2022
A global warming potential of albedo (GWPA) is proposed, that represents the carbon dioxide emissions equivalent to a 0.01 increase in albedo over 1 m2 of horizontal surface. A survey of prior literature suggests GWPA ≈ −4.2 kgCO2/m2. Taking Los Angeles,
Roel Hammerschlag
doaj   +1 more source

Animal board invited review: Opportunities and challenges in using GWP* to report the impact of ruminant livestock on global temperature change.

open access: yesAnimal, 2023
Ruminant livestock is a large contributor of CH4 emissions globally. Assessing how this CH4 and other greenhouse gases (GHG) from livestock contribute to anthropogenic climate change is key to understanding their role in achieving any temperature targets.
A. del Prado   +5 more
semanticscholar   +1 more source

Theoretical analysis of a Low GWP Refrigerants as a Drop in substitute of R134a in a Domestic Refrigerator [PDF]

open access: yesIranica Journal of Energy and Environment, 2018
Now a days Fridges and Air-conditioners are mostly used in domestic environment. The CFCs have been almost ruled out since 1995 due to their huge impact on the ozone layer, due to the above problem HFC refrigerants are introduced but these are having a ...
M. Shaik Sk, K. Srinivas
doaj   +1 more source

Advanced high temperature heat pump configurations using low GWP refrigerants for industrial waste heat recovery: A comprehensive study

open access: yes, 2021
High temperature heat pumps (HTHPs) have a great potential to improve industrial processes with thermal demand through industrial waste heat recovery and revalorization.
C. Mateu-Royo   +4 more
semanticscholar   +1 more source

PENILAIAN DAUR HIDUP PRODUK KOPI ROBUSTA ORGANIK PADA AGROINDUSTRI KOPI KLUNGKUNG

open access: yesAgrointek, 2023
Organic robusta coffee cultivation in Klungkung Village can cause environmental pollution and has the potential to produce greenhouse gases (GHG) due to inefficient use of energy.
Elida Novita   +2 more
doaj   +1 more source

Straw management effects on global warming potential and yield-scaled greenhouse gas emissions in a subtropical rice ecosystem [PDF]

open access: yesRevista Brasileira de Ciência do Solo, 2023
Global warming potential (GWP) of rice paddies depends on straw management. This study evaluated methane (CH4) and nitrous oxide (N2O) emissions and soil C stocks to determine GWP and yield-scaled GWP under different strategies and intensities of rice ...
Eduardo Lorensi de Souza   +7 more
doaj   +1 more source

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