AMINIGBO, LEONARD MICHAEL ONYINYECHI, JOSHUA BROWN, and PRECIOUS EDE. (2022) 2023. “Geospatial Data Acquisition Using Unmanned Aerial Systems (Uas): A Paradigm for Mapping the Built Environment of the Niger Delta Region of Nigeria”. Environmental Science & Sustainable Development 7 (2). https://doi.org/10.21625/essd.v7i2.849.