Tag: DEM

New Aspect-Slope Raster Function Now Available

Aspect-slope map thumbnail

Use a newly available Aspect-Slope Raster Function that can be downloaded from Esri’s GitHub repository for raster functions to quickly and easily create an aspect-slope map from raster elevation data. Continue reading

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Hacking a DEM Sunrise

MoabHillshadeShadeMist

|This post can alternatively be read as a Cascade story map| You can wield the mighty mighty powers of the Digital Elevation Model (DEM) to create all sorts of practical, and impractical, or just fun, topographic effects. Why? Making interesting … Continue reading

Posted in 3D GIS, Analysis & Geoprocessing, ArcGIS Pro, Cartographic Design, Geodata, Imagery, Mapping, Sciences, Uncategorized | Tagged , , , , , | 13 Comments

How To: Fake Plastic Maps

PlasticMapAspect

Existential Introduction This post will show you how to make realistic-looking fake maps by faking realism over something real, in order to make it look realistically fake. Got it? Let’s do this! I’m a big fan of using transparency-laden color … Continue reading

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Spain’s high-resolution elevation in Esri World Elevation Services

LAS MÉDULAS 5m

We are excited to integrate Spain’s lidar derived elevation from Instituto Geográfico Nacional (IGN) into Esri’s World Elevation services (Terrain and TopoBathy). At 5 meters resolution (cell size), this update brings 6 times more details to Spain and a huge quality improvement over SRTM 1 arc sec … Continue reading

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England & Wales high resolution elevation in Esri World Elevation Services

Pagham coastal area

Recently, an extensive collection of Lidar data of England and Wales was made available by Environment agency of England and Natural Resources Wales respectively.  At 2 meters resolution (cell size), the lidar derived DTM (bare earth) covers nearly three quarters (~70%) of England and Wales. The … Continue reading

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USDA Forest Service Uses ArcGIS to Protect Riparian Ecosystems

Forest Service

by Sinan Abood, Spatial Analyst – ORISE Research Fellow, USDA Forest Service Riparian ecosystems provide many physical, ecological, and biological functions of economic and social value, serving as the zone of interaction between streams and the terrestrial ecosystems around them. … Continue reading

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Asia & Australia SRTM 30 m in Esri World Elevation Services

SRTM 30 Asia & Aus

Esri World Elevation Layers  are enhanced with more detailed void-free 1 arc second (~ 30 meters) SRTM data for Asia and Australia. The Australian DEM (DEM-S), which is a cleaned and smoothed version of SRTM 1 arc sec, is courtesy … Continue reading

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AHN2 Netherlands in Esri World Elevation Services

BourtangeGroningen_Netherlands

In a country like Netherlands, where about half of its land is less than 1 meter (3.3 ft) above sea level, having detailed and precise elevation data is vital for applications like flood management, climate change, 3D visualization and terrain analysis. … Continue reading

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South America & Western Europe SRTM 30 m in Esri World Elevation Services

SouthAmerica Preview

Esri World Elevation Layers  are enhanced with more detailed void-free 1 arc-second (~ 30 meters) SRTM data (Version 3.0) from NASA for South America, Western Europe, Central America and Caribbean Islands. With this update, there is now 3 times more … Continue reading

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Enhanced Shuttle Land Elevation Data (SRTM 30 meters) now in Esri World Elevation Services

Africa

On September 23, 2014, the White House announced that the highest possible resolution elevation data generated from NASA’s Shuttle Radar Topography Mission (SRTM) in 2000 will be released globally over the next year. The announcement was made at the United Nations … Continue reading

Posted in Analysis & Geoprocessing, ArcGIS Online, Cartographic Design, Community Maps, Hydro, Imagery, Local Government, Mapping, Mobile, National Government, Oceans & Maritime, Open Data, Services, State Government, Web | Tagged , , , , , , , , , , , , , , | 4 Comments