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Digital Elevation Model of Ireland, from NASA's Shuttle Radar Topography Mission (SRTM) DCCTithíochtUPDATE: Data no longer available from this page. All non-working links have been removed (19/7/21) Users must follow instructions below from NASA to access data: SRTM data are also available globally at 1 arc second resolution (SRTMGL1.003) through the Data Pool...
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LiDAR (Light Detection and Ranging) is a remote sensing technology, i.e. the technology is not in direct contact with what is being measured. From satellite, aeroplane or helicopter, a LiDAR system sends a light pulse to the ground. This pulse hits the ground and returns back...