: Using the refractive properties of water droplets to trigger AR content on a smartphone. 2. AR for Water Management & Visualization

Researchers often experiment with using real water as a surface for AR. Projects like these focus on:

Water that exists as water rights claims in legal documents but not in the real world is known as "paper water". California Water Impact Network

: Using AR headsets (like HoloLens) to overlay 3D models of underground water pipes onto a street view for maintenance.