What are coastal DEMs and their applications? How is elevation data used in studying sea-level rise impacts?

The Ministry of Natural Resources' Ontario Elevation Mapping Program (OEMP) collects airborne light detection and ranging (lidar) data across Ontario. Jun 3, 2011 ... A team of scientists has developed data and created maps of the world's rivers that provide the research community with more reliable information. Elevation 1 and Elevation 4 are part of the Airbus Elevation Portfolio. Both products are derived from Pléiades stereo and tri-stereo optical satellite data. What is the resolution of the elevation data? On 8th January 2025. So pleased you are able to help. On 11th December 2024. Nice tool for calculate effective ... Oct 4, 2019 ... The “What Is My BFE?” tool can help you compare the effective and revised FEMA flood hazard data available for your property. ... low), expected flood elevation and estimated flood depth near any property or structure within watersheds where Base Level Engineering has been prepared. Aug 17, 2013 ... Basically, resolution and precision are not the same. You can have a high-resolution image or elevation model that is not precise. There are a number of inherently different ways of representing elevation data: grids, points, TINS, contours, etc. Mar 26, 2025 ... High accuracy elevation data. Our National Elevation Programme provides LiDAR-based data for most of New Zealand. This open data is used in a ... Learn how to import your own elevation data to use the terrain-following feature. Terrain following allows adjusting the flight altitude for every flight line.