Results 21 to 30 of about 240,274 (307)

A review of the operational results of the K-ETS (2015–2024)

open access: yesEnergy and Climate Management
Republic of Korea launched its national emissions trading system (K-ETS) in 2015 and is currently in Phase 3 of implementation. As one of the most prominent examples of a successfully established national ETS, the K-ETS covers 73.5% of the country’s ...
Jung-ae Park   +3 more
doaj   +1 more source

Surface-observation-constrained high-frequency coal mine methane emissions in Shanxi, China, reveal more emissions than inventories, consistent with satellite inversion [PDF]

open access: yesAtmospheric Chemistry and Physics
This work focuses on Changzhi, Shanxi, China, a city and surrounding rural region with one of the highest atmospheric concentrations of methane (CH4) worldwide (campaign-wide minimum, mean, standard deviation, and max observations: 2.0, 2.9, 1.3, and 16 ...
F. Lu   +10 more
doaj   +1 more source

Soil characteristics and microbial responses in post-mine reclamation areas in a typical resource-based city, China

open access: yesJournal of Environmental Engineering and Landscape Management, 2021
Mining activities worldwide have resulted in soil nutrient loss, which pose risks to crop and environmental health. We investigated the effects of post-mine reclamation activities on soil physicochemical properties and microbial communities based on 16S ...
Min Tan   +5 more
doaj   +1 more source

Aminopropyl-Functionalized Silica CO2 Adsorbents via Sonochemical Methods

open access: yesJournal of Chemistry, 2016
Aminopropyl-functionalized hexagonal mesoporous silica (HMS) products, as are of interest for CO2 capture applications, were separately prepared by mixing aminopropyltrimethoxysilane (APTS) and HMS in toluene via a conventional stirred reactor and via ...
Gregory P. Knowles, Alan L. Chaffee
doaj   +1 more source

A Study on the Co-Combustion Characteristics of Coal and Bio-SRF in CFBC

open access: yesEnergies, 2023
Bio-SRF based on livestock waste has low heating value and high moisture content. The concentration of toxic gases such as SOx, NOx, and HCl in the flue gas is changed according to the composition of fuel, and it has been reported.
Jeong-Seon Shin   +3 more
doaj   +1 more source

Greenhouse Gas Emission Accounting

open access: yes, 2000
National emission inventories are surrounded with uncertainties, which cannot be eliminated completely but can be managed. In this study methods were developed for the review and assessment of the quality of national inventories for the Kyoto Protocol.
van Amstel, A.R.   +2 more
openaire   +3 more sources

Scalable electrochemical CO2 reduction to oxalate in a continuous flow reactor

open access: yesScientific Reports
The electrochemical reduction of CO2 to oxalate has emerged as a promising pathway for both carbon utilization and negative-emission strategies, as it couples renewable electricity with the production of a high-value platform chemical.
Dawany Dionisio   +5 more
doaj   +1 more source

Multi-field coupling-based numerical simulations of CO2 storage in saline aquifers: A case study of the Dingji Coal Mine, Huainan mining area

open access: yesMeitian dizhi yu kantan
BackgroundSaline aquifers are characterized by extensive distribution, abundant reserves, and substantial potential for CO2 storage, establishing them as the most promising geological media for carbon capture, utilization, and storage (CCUS). CO2 storage
Dianshang LI   +7 more
doaj   +1 more source

Re‐Awakening Public Attention to the Silent Pandemic of Cancer Among Older Adults in Low‐ and Middle‐Income Countries

open access: yesAging and Cancer, EarlyView.
ABSTRACT As global populations age, cancer is increasingly becoming a leading cause of morbidity and mortality among older adults, particularly in low‐ and middle‐income countries (LMICs). Despite accounting for the majority of new cancer cases and deaths, older individuals remain underrepresented in cancer research, clinical guidelines, and health ...
Ibrahim Bidemi Abdullateef   +2 more
wiley   +1 more source

Innovative Processing of Compacted Waste Aluminum Alloy Powders via Controlled Remelting and Solidification

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates an efficient recycling route for out‐of‐spec AlSi10Mg atomized powders through compaction and arc remelting followed by suction casting. By correlating compaction load, cooling rate, and resulting microstructure, we show that intermediate pressures (50–80 kN) and rapid cooling refine dendrites, reduce porosity, and enhance ...
Mila Christy de Oliveira   +4 more
wiley   +1 more source

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