This book constitutes the refereed proceedings of the Third Interdisciplinary Forum on Artificial Intelligence and Remote Sensing on Artificial Intelligence and Remote Sensing, AIRS 2026, held in Changsha, China, during May 15–17, 2026.

The 69 full papers and 27 short papers included in this book were carefully reviewed and selected from 239 submissions. They were organized in topical sections as follows:

Part I: AIRS for Data Processing and Fusion; AIRS for Agriculture; AIRS for Forestry and Vegetation; AIRS for Hydrology and Water Resources; AIRS for Ocean and Marine Environments.

Part II: AIRS for Environment and Ecology; AIRS for Land Resources and Territorial Management; AIRS for Classification and Change Detection; AIRS for Urban and Built Environments; AIRS for Cross-Disciplinary Research.