Earth Resources Observation System

Overview
The Earth Resources Observation System (EROS) Data Center is a data management, systems development, and research field center for the U.S. Geological Survey's National Mapping Division. The Data Center stores, processes, and distributes a variety of data, including cartographic, satellite, and aircraft data. The Data Center's archives also hold the world's largest collection of civilian remotely sensed data covering the Earth's land masses.