Arshad, A., Malik O. M., Khayyam, U.,* (2023). Glacier Grafting in Gilgit -Baltistan. In: Gruehn, D., Mahmood, S., Rehman M. A. & Khayyam, U. [Eds.]: Planning in Germany and Pakistan. Responding Challenges of Climate Change through Intercultural Dialogue. Publisher: Mensch und Buch Verlag. Berlin, Germany. 

Khayyam U.,* & Tariq I. (2022). Environmental Degradation and Global Warming. In: Baikady R., Sajid S., Przeperski J., Nadesan V., Rezaul I., Gao J. (Eds.) The Palgrave Handbook of Global Social Problems. Palgrave Macmillan, Cham., UK. DOI: https://doi.org/10.1007/978-3-030-68127-2_80-1

Rayan M.*, Khayyam U., Gruehn D. (2022). Local Perspectives on Green Resilient Settlements in Pakistan. In: Ha-Minh C., Tang A.M., Bui T.Q., Vu X.H., Huynh D.V.K. (Eds.) CIGOS 2021, Emerging Technologies and Applications for Green Infrastructure. Lecture Notes in Civil Engineering, vol 203. Springer, Singapore. DOI: https://doi.org/10.1007/978-981-16-7160-9_138

Khayyam U.,* & Waseem, S. (2021). Carbon emission as a result of forest land change in Islamabad, Pakistan. in Climate Change Science: Causes, Effects and Solutions for Global Warming. Editor(s): David S-K. Ting, Jacqueline A. Stagner, (pp. 41-57). Elsevier. ISBN 9780128237670. DOI: https://doi.org/10.1016/B978-0-12-823767-0.00003-3

Munir, R.* and Khayyam U. (2021). Tropospheric Ozone Concentration Over Pakistan. in Asian Atmospheric Pollution. Editor:  Ramesh P. Singh, (349-365). Elsevier: Amsterdam, Oxford & Cambridge. ISBN: 9780128166932. DOI: https://doi.org/10.1016/B978-0-12-816693-2.00005-

Rayan, M.,* Gruehn, D. & Khayyam, U. (2021): Green Infrastructure Planning. A Strategy to SafeguardUrban Settlements in Pakistan. In: Jafari, M., Gruehn, D., Sinemillioglu, H. & Kaiser, M. [Eds.]: Planning in Germany and Iran. Responding Challenges of Climate Change through Intercultural Dialogue. Publisher: Mensch und Buch Verlag. Berlin, Germany. pp. 197-221. ISBN: 978-3-96729-095-0