Category: Mapping

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

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by Rajinder Nagi, Lead Community Elevation 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 … 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 , , , , , , , , , , , , , , | 2 Comments

User Community Map Layers Improve the World Topographic Map and Add Content to the Living Atlas

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The ArcGIS Content Team has updated the World Topographic Map for the second time this month! Another big thanks to the user community who are helping improve the Community Basemaps by submitting new and updated content to the ArcGIS Living Atlas of the World. This week’s refresh … Continue reading

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Data Visualization with ArcGIS API for JavaScript: Show Data by Color

Mapping data values by varying the color has been the most popular way to visualize geospatial data. Academically it is called choropleth by cartographers. If you do an image search for “US population map” online, 90% of the results would be choropleth maps. In this post, we will look at this well-known mapping technique, and learn how you can create a map with our contemporary, easy-to-use API.

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ArcGIS Online Basemaps and the Living Atlas have been updated with User Contributions

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In our continued commitment to improve the ArcGIS Living Atlas of the World, the ArcGIS Content Team has enhanced the Community Basemaps by incorporating new and updated content. Thanks to the user community, the World Topographic Map has been updated with new contributions and updates in … Continue reading

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Generate contours dynamically with a new raster function!

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Users of elevation data or other continuous data such as temperature or air pressure, take note! A new custom raster function has been made available for you to add into ArcGIS (version 10.2.1 or later) Desktop and/or Server. This can … Continue reading

Posted in Cartographic Design, Community Maps, Imagery, Mapping, Oceans & Maritime, Story Maps | Tagged , , , | 3 Comments

User Contributions have Improved ArcGIS Online Basemaps and the Living Atlas for the Second Time This Month

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For the second time this month, The ArcGIS Content Team has improved the Community Basemaps by incorporating both new and updated content to the ArcGIS Living Atlas of the World. Thanks to the user community, the World Topographic Map was refreshed with 7 new contributors and 8 updates … Continue reading

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Data Visualization with ArcGIS API for JavaScript: Enhancement Options

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In the previous posts, we already learned how to display your data, and how to style your data by unique value with JavaScript API. You might feel content with simply displaying data on a map, but your audience may expect something beyond this. Where can they find the legend? What if they want more information about each feature on the map?

In this post, you will learn how to:

  • Use pop-up to provide additional information
  • Add legend
  • Trigger actions when a graphic is clicked

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CityEngine 2014.1 released!

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As promised, here is another CityEngine release for this year. We are happy to announce CityEngine 2014.1, available for download from the customer care portal. This version introduces some new exciting functionality, many enhancements and is even more stable than the … Continue reading

Posted in 3D GIS, Analysis & Geoprocessing, ArcGIS Online, Defense, Electric & Gas, Local Government, Mapping, National Government, Petroleum, Public Safety, State Government, Telecommunications, Transportation, Water Utilities, Web | Tagged , , | Leave a comment

Data Visualization with ArcGIS API for JavaScript: Show Data by Unique Value

In the first post of this series, I mentioned a good way to determine which way to visualize your data is to ask questions about the purpose of the map. In addition to “where things are,” which we already examined in that post, you may also want answer questions like:

  • What chain does each restaurant belong to in my city?
  • What is the most predominant crop of each county in the US?
  • What level of crime risk does each census tract have?

Unique value renderer is good for answering your what questions.

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User Contributions have Improved the World Topographic Map

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The ArcGIS Content Team has improved the Community Basemaps by incorporating both new and updated content to the ArcGIS Living Atlas of the World. Thanks to the user community, the World Topographic Map was refreshed with 4 new contributors and 7 updates for cities and counties throughout the … Continue reading

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