Rapid assessment of abrupt urban mega-gully and landslide events with structure-from-motion photogrammetric techniques validates link to water resources infrastructure failures in an urban periphery

• Napoleon Gudiño‐ElizondoUniversidad Autónoma de Baja California
• Matthew Willi BrandUniversity of California, Irvine
• Trent Wade BiggsSan Diego State University
• Alejandro Hinojosa‐CoronaCentro de Investigación Científica y de Educación Superior de Ensenada
• Álvaro Gómez‐GutiérrezUniversidad de Extremadura
• Eddy J. LangendoenAgricultural Research Service
• Ronald L. BingnerAgricultural Research Service
• Yongping YuanEnvironmental Protection Agency
• Brett F. SandersUniversity of California, Irvine