And inside that area we picked a smaller box that's about one by 1.5 miles [1.6 by 2.4 kilometers], where we used even higher resolution imagery and techniques to really get every detail that we could out of that small area. (scientificamerican.com)
Similar structures had not been seen on Arabia Terra until the team analysed high resolution imagery from NASA's Mars Reconnaissance Orbiter (MRO) spacecraft. (sciencedaily.com)
Given the variability of plantations and their spectral similarity to natural forests, this study used visual interpretations of satellite imagery, primarily Landsat, supplemented by high resolution imagery (Google Maps, Bing Maps, or Digital Globe), where available, to locate plantations. (globalforestwatch.org)