One rural Kentucky water district was able to cut the cost of each meter installation by $100 — just by using Esri Collector for ArcGIS, iPads, and a single Arrow Gold for high-accuracy GNSS data collection. Here's how.
Unmanned air vehicles can collect tremendous data and imagery to produce high-precision orthophotos. But how can you set up your own GCPs to ensure precision and accuracy? This article from the Eos June 2017 issue explains how.