Publications

Identifying Emerging Challenges and Priorities for Aviation Decarbonization

Rubal Dua, Andres Felipe Guzman, Prateek Bansal

Decarbonization of the aviation sector has emerged as a global concern because the sector contributes 2%-3% to total global greenhouse gas emissions. Thus, it is critical for us to understand the associated emerging challenges. We determine key research priorities for…

Dua, Rubal

Andres Felipe Guzman

Bansal, Prateek

The Life Cycle Assessment of Jet Fuel Production and Consumption – A Methodology for Saudi Arabia’s Aviation Sector

Andres Felipe Guzman, Freddy Segundo Navarro Pineda

Life cycle assessment (LCA) is a comprehensive methodology that contributes to informed decision-making and addresses environmental challenges across different sectors. The methodology has significantly evolved from its first development by the Coca-Cola Company in 1969 to its standardization by the…

Andres Felipe Guzman

Freddy Segundo Navarro Pineda

Impact on Energy Consumption and Emissions of Variations in Aircraft Seating Density Designation from Manufacturers’ Recommendations

Andres Felipe Guzman, Saif Almutairi, Abdulrahman Alwosheel

Aircraft capacity utilization is an important factor in airline productivity, but airlines are not using the maximum seating density designations recommended by manufacturers to accurately represent efficiency or performance.

Andres Felipe Guzman

Almutairi, Saif

Alwosheel, Abdulrahman

Worldwide intraregional and interregional air passenger traffic volume distribution

Andres Felipe Guzman, Abdulrahman Alwosheel, Rubal Dua

Aviation, like other transport modes, is essential for the economy; it facilitates business and trade, allows people to connect with different regions/cities, and generate tourism. Air traffic at the country or regional level is quite interesting by analyzing and comparing…

Andres Felipe Guzman

Alwosheel, Abdulrahman

Dua, Rubal

Worldwide Intraregional and Interregional Air Freight Traffic Volume Distribution

Andres Felipe Guzman, Abdulrahman Alwosheel, Rubal Dua

Freight by air does not comprise a significant share of the worldwide tonnage due to its cost compared to land (road and rail) and sea transport. However, air freight is important for commodities that either have high values or are…

Andres Felipe Guzman

Alwosheel, Abdulrahman

Dua, Rubal

Aircraft seating capacity designation by selected airlines in Europe, the Middle East, Africa, Asia/Pacific, North America, and Latin America

Saif Almutairi, Abdulrahman Alwosheel, Andres Felipe Guzman

Aircraft capacity utilization is one of the main factors in an airline’s productivity. It is also vital when analyzing both energy efficiency and greenhouse gas emissions (GHG) in the aviation sector per passenger. In fact, the energy consumption by passengers…

Almutairi, Saif

Alwosheel, Abdulrahman

Andres Felipe Guzman

The Implementation of the Carbon Offsetting and Reduction Scheme for International Aviation and Its Challenges for Aviation

Abdulrahman Alwosheel, Andres Felipe Guzman

The aviation sector is a fast-growing industry that contributes significantly to greenhouse gas emissions and climate change. To address this issue, the International Civil Aviation Organization (ICAO) set aspirational emissions goals and introduced the Carbon Offsetting and Reduction Scheme for…

Alwosheel, Abdulrahman

Andres Felipe Guzman

Fuel Efficiency in Saudi Arabia’s Aviation Sector: Progress and Future Implications

Andres Felipe Guzman, Juan Nicolas Gonzalez, Abdulrahman Alwosheel

Despite the fast global expansion of the aviation industry, due to its sustainability issues, the industry’s concerns about energy efficiency and emissions are still very important. Studying the changing energy consumption patterns in Saudi Arabia is crucial, as the country…

Andres Felipe Guzman

Juan Nicolas Gonzalez

Alwosheel, Abdulrahman

Will King Salman International Airport Be One of the Largest Airports in the World?

Andres Felipe Guzman, Abdulrahman Alwosheel, Saif Almutairi

King Salman International Airport (KSIA), with a projected capacity of up to 185 million passengers and 3.5 million tonnes of freight by 2050, is crucial for Saudi Vision 2030. Developing tourism and industrial areas will be vital for its success.…

Andres Felipe Guzman

Alwosheel, Abdulrahman

Almutairi, Saif

Key Improvements in the Saudi Aviation Sector: Exploring the Performance of the Passenger Load Factor

Andres Felipe Guzman, Abdulrahman Alwosheel

Aviation is a significant contributor to the global economy, given that it, directly and indirectly, contributes to jobs, tourism, trade, and countries’ gross domestic product (GDP). However, environmental issues, technological advances, consumer behavior, energy consumption, the volume of passenger and…

Andres Felipe Guzman

Alwosheel, Abdulrahman

Impact of the COVID-19 Pandemic on Road Freight Transportation – A Colombian Case Study

Andres Felipe Guzman

PPPs in Colombia: Policy Lessons

Andres Felipe Guzman

Latin American countries have introduced private participation in the transport sector to decrease the economic resources spent in projects’ time line. This private participation has also increased the development of corridors in which governments have taken more presence, allowing trade,…

Andres Felipe Guzman

Post-Covid Recovery of Air Traffic in Saudi Arabia

Abu Toasin Oakil, Andres Felipe Guzman, Rubal Dua, Abdulrahman Alwosheel

The dramatic drop in air traffic caused by the COVID-19 pandemic and the related travel restrictions has significantly impacted the aviation industry in Saudi Arabia and around the world. The sector has suffered considerable losses due to the reduction in…

Oakil, Abu Toasin

Andres Felipe Guzman

Dua, Rubal

Alwosheel, Abdulrahman

Aviation Fuel Consumed and Passengers Carried in Saudi Arabia

Abdulrahman Alwosheel, Andres Felipe Guzman, Abu Toasin Oakil

The air transport sector in Saudi Arabia has an important impact on the economy (e.g., job creation, gross domestic product, and gross value added). Over 690 routes are registered in the Kingdom of Saudi Arabia for both domestic and international…

Alwosheel, Abdulrahman

Andres Felipe Guzman

Oakil, Abu Toasin

Impact of Fourth Public Private Partnership Road Program in Colombia: Analysis of Accessibility, Goods Transportation Costs, and Territorial Cohesion Changes

Sage Journals

Andres Felipe Guzman

Price Elasticity of Demand in High-Speed Rail Lines of Spain: Impact of New Pricing Scheme

Sage Journals

Andres Felipe Guzman

A Methodology for Assessing the Regional Economy and Transportation Impact of Introducing Longer and Heavier Vehicles: Application to the Road Network of Spain

Springer

Andres Felipe Guzman

Are Longer and Heavier Vehicles (LHVs) Beneficial for Society? A Cost Benefit Analysis to Evaluate their Potential Implementation in Spain

Taylor & Francis

Andres Felipe Guzman

Impact of Introducing Longer and Heavier Vehicles on Regional Consumer Price Index and Spanish Road Freight Transport System

Sage Journals

Andres Felipe Guzman

Road freight transport decoupling: A comparative analysis between the United Kingdom and Spain

Science Direct

Andres Felipe Guzman