- March 5, 2019: Presented at the 14th Conference of The Institute of Life Cycle Assessment; Kyushu Japan.
– Paper: Indicators to Measure the Progress of Circular Economy Considering Life-Cycle Assessment Perspective.
- October 5, 2015: Presented at the 15th International Waste Management and Landfill Symposium; Forte Village S. Margherita di Pula, Cagliari, Italy.
– Paper: Jordanian MENA region WEEE input-output and material flow analysis case study: examining different estimation methods.
- July 2013: Research presentation and paper on the Pacific Regional Science Conference (PRSCO); Bandung, Indonesia.
- November 20, 2012: Poster presentation at EcoBalance 2012, International Conference and Symposium on Life Cycle Impact Assessment; Yokohama, Japan.
– Paper: Toward sustainable municipal solid waste management in Jordan: a life cycle assessment study.
- August 10, 2012: Presentation at Hue University of Agriculture and Forestry International Seminar; Hue, Vietnam.
– Paper: Environmental impact assessment of municipal solid waste.
- October 8, 2012: Presentation at the Annual Conference of the Japan Section of the Regional Science Association International (JSRSAI).
– Paper: Toward sustainable municipal solid waste management in Jordan: a life cycle assessment study.
- April 6, 2009: Invited to attend and participate in open discussions at the Conference on Middle Eastern Internet Opportunities; Dubai, United Arab Emirates.
- July 27, 2008: Presentation at the International Forum on Solar Energy Technologies and South-South Cooperation Conference; Lanzhou, China.
– Presentation: Challenges and opportunities of renewable energy utilization in the Middle East and North Africa (MENA) Region.