GX & Decarbonization Research

S. Bigiotti, Carlo Costantino, Alvaro Marucci

This paper proposes substituting steel prefabricated systems with timber for livestock buildings, using a poultry house case study in Italy. Life Cycle Assessment and cost analysis show timber reduces Global Warming Potential by 29% (up to …

I. Pundienė, J. Pranckevičienė, A. Mažeikienė +4

This pilot study synthesizes lightweight geopolymers from wood biomass ash for phosphorus removal from wastewater. Porous aggregates (PA) and air-entraining additives (AEA) produce geopolymers with densities 985-1400 kg/m3, compressive stre…

C. Liu, Yaw-Shyan Tsay

This study develops Hagfish, an integrated Grasshopper-ETABS plug-in that unifies structural modeling, seismic analysis, material quantification, and carbon assessment for Whole Building Life Cycle Assessment (WBLCA) at the early design sta…

Joni Wildman, V. Cascione, Daniel Henk +1

This study compares five substrates for mycelium-based composite insulation (MBC) using thermal conductivity and life cycle assessment (LCA). Using a thermal performance-based functional unit, straw MBC had the lowest thermal conductivity, …

Z. Akbulut, S. Guler, M. Arvas +4

This review evaluates the environmental sustainability of recycled polymer fibers (RPFs) in concrete. LCA studies show 40-85% energy reduction and 25-75% global warming potential reduction compared to virgin fibers. Challenges include proce…

Zoran Veršić, Marin Binički, Mateja Nosil Mešić

This study evaluates life cycle GHG emissions of single-family houses in Croatia, comparing embodied carbon of reinforced concrete vs. cross-laminated timber, and determines the PV capacity needed to meet upcoming zero-emission building sta…

P. Baral

This review comprehensively analyzes sustainable materials and technologies for road pavement. It examines Recycled Asphalt Pavement (RAP), Reclaimed Concrete Aggregate (RCA), industrial by-products like fly ash and slag, and geopolymers as…

M. Mohibullah, Saniure Rahman Sheam

This paper evaluates the long-term performance of recycled plastic fibers (RPF) in concrete through experiments and life-cycle assessment. Optimal dosage (about 1% of cement mass) improves flexural and compressive strength and reduces shrin…

C. Ruiz-Díaz, Paula Triviño-Tarradas, G. Guerrero-Vacas +3

This study proposes an OpenBIM-based digital-twin methodology to compare conventional RC structures with those using waste wool fibres in cementitious materials. Using an IFC model of a high-rise building, it automates extraction of structu…

A. Chinwe

This study assesses skills gaps and training needs for sustainable building technologies among artisans in Nigeria. Findings show moderate awareness (52%) but severe skill deficits, with training inadequacy as the main barrier. Hands-on wor…

Kavini Vindya Fernando, Charith Akalanka Dodangodage, Vinalee Maleeshi Seneviratne +6

This study evaluates direct incorporation of post-industrial textile waste (cotton, cotton-polyester blends) into cementitious ceiling sheets. The optimized CP15 formulation (15 wt% cotton-polyester) achieved thermal conductivity of 0.091 W…

Dudhwala Rinkal, Siksha Swaroopa Kar, Rajesh Gujar

This paper reviews advances in hot recycling of asphalt pavements, covering real-time performance, material characterization, and future innovations.

C. Uzoma, B. J. Olawuyi, O. O. Joshua +1

This study investigates cocoa pod husk ash (CPHA) as a partial cement substitute in mortar, evaluating compressive strength and pozzolanic activity. The strength activity index for all CPHA replacements exceeded the ASTM minimum of 75%, con…

S. Mohan, P. Ponkarthikeyan, D. Velumani +1

This study optimizes the use of granite dust (GD) and marble powder (MP) in cement mortar tiles to enhance performance and reduce environmental impact. Optimal mix (15% GD, 10% MP) achieved highest density and modulus of rupture (14.37 MPa)…

Ruizeng Cao, Guohao Zhang, Tingting Yang +4

This study applies dynamic material flow analysis to quantify material stocks of residential and non-residential buildings in Xi'an and Chengdu from 1950-2050. It finds stocks will peak around 2040, and an 80% material recovery rate can lar…

Advika Gupta, Geeti Gupta

This study explores converting textile waste into composite bricks for building materials. Epoxy- and cement-based composites offer high mechanical strength, while glue- and POP-based bricks provide superior thermal insulation, enabling app…

Kritika Thakur, Prof. Pradeep Kumar Nirmal, Divya Kotecha

This paper reviews sustainable green building materials to replace conventional ones. Using ETABS software, it compares a conventional and a green building model on energy use, carbon emissions, lifecycle cost, and heating/cooling loads, de…

Peyman Naghipour, Afshin Naghipour, Tarana Bakirova

This study optimizes building envelopes with natural insulation and passive strategies across four Iranian climates using life-cycle assessment and multi-objective optimization. Results show 42-58% reduction in CO2 emissions, 25-35% reducti…

Zeeshan Tariq, A. Bahadori‐Jahromi, Shah Room +1

This study develops multiple ensemble machine learning models with explainable AI (SHAP) to predict compressive and tensile strength of concrete incorporating fly ash and ground granulated blast furnace slag. The optimal hybrid mix (GF4) wi…

B. Agostinho, B. Engelke, R. Pernites +6

This paper presents seven case studies of geopolymer cement-free technology for oil well cementing, achieving up to 85% CO2 reduction. It covers laboratory optimization and field tests across seven countries, demonstrating scalability with …