- Olya H., and Alipour H. How to Operationalize Tourism Climate Insurance? 2nd International Tourism and Travel Studies Conference. Eastern Mediterranean Academic Research Center. Istanbul, Jun. 2015.
- Alipour H., and Olya H. Tourism climate insurance: Implications and prospects
۲nd International Tourism and Travel Studies Conference. Eastern Mediterranean Academic Research Center. Istanbul, Jun. 2015.
- Frouzan I., Alipour H., Kheirabadi M., Olya G. T. H., Residents’ Persepction toward Environmental Impact of Tourism development: A sample from Religious Tourism, Anthropogenic Changes of Environment and Landscape in Arid and Semi Arid Regions, University of Tehran, Oct. 2014.
- Alipour H., Olya G. H., Selira K., & Anasori E.; Ecological Modernization and Environmental Education- Assessing Students’ Perception: The Case of EMU, TRNC. 7th World Conference for Graduate Research in Tourism, Hospitality and Leisure, Istanbul, Turkey, June, 2014.
- Selira K., Kilic H., Teimouri R.B., Olya G. H.; Acculturation of food among African students in North Cyprus, 6th International Conference on Services Management, North Cyprus, 2013.
- Olya G. H., Valipour E., and Bazari H., Application of Indigenous knowledge in Sustainable Urban Design of Dry Climate, International Journal of Art and Science, New Britain, USA, 27th November, 2012.
- Olya G. H., Hadarbadi Gh., Jafary M., Yari A., Economic evaluation of a herbaceous windbreak to protect farms in arid and desert regions; The First National Conference on Sustainable Development & Cleaner Product; Esfahan, 11-12th November, 2010.
- Ghanbari A., Karbasi A., Ahmadian A., Olya G. H., The study of water crisis management in Sistan, impediments and solutions; 1st International Conference of Water Crisis, Zabol, 10-12 th March, 2009.
- Olya G. H., Pahlavanravi A., Afshari M., Assessment of Esfahan’s droughts by SIAP Index; 5th National Conference Watershed Engineering on Sustainable Management of Natural Hazards; Gorgan, 23 th April, 2009.
- Malekian A., Olya G. H., Moghadamnia A., Evaluate droughts of Sistan Plain, using Z-score Index; 5th National Conference Watershed Engineering on Sustainable Management of Natural Hazards; Gorgan, 23 th April, 2009.
- Dehghani M., Olya G. H., Pahlavanravi A., Nasrabadi A., Hadarbadi Gh., Prioritizing of watershed Management Operations In Catchments Using Fuzzy Logic and GIS; 5th International Conference on Land Degradation; Valenzano, Bari, Italy, 20 th April, 2008.
- Olya G. H., Use of Live Windbreak for protection Saffron Farms, Increasing Yield Production (Case Study: Qaen Region); 1st Saffron National Conference; Qaen, 9 th October, 2008.
- Olya G. H., Shahriary A., Hadarbadi Gh., Using Wind energy in Sistan Plain; 1st National Conference on Wind Energy and Its Applications; Zabol, 15 th July, 2008.
- Olya G. H., Moghadamnia A., Assessment of Drought Using Scalogram Model in Birjand; Conference on Drought; Consequences and Mitigation Approaches, Birjand, July, 2007.