UAV application for site suitability mangrove replantation program, case study in Pasuruan and Probolinggo, East JavaArief Darmawan, Dhira K. Saputra, M Arif Asadi and I Wayan Gede Astawa KarangE3S Web Conf., 153 (2020) 01009DOI: https://doi.org/10.1051/e3sconf/202015301009