Newest Videos
The videos linked below are the most recently released in the series of videos on Using The National Map Products and Services.
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Lesson 14a - Searching for Domestic Names in the Geographic Names Information System
This lesson will show how to use the Domestic Names Search Application to find names of geographic features. By the end of this lesson, you will be introduced to the Geographic Names Information System, understand the search application for U.S. domestic geographic names, and see some search options and help features.
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Lesson 5b – Using the National Map Web Services in ArcGIS Pro and ArcGIS Online
In this lesson, we will provide an overview and demonstrate how to use The National Map’s web services in a mapping application. Although downloading data from The National Map is a popular option for many users, there are numerous situations where it may be preferable to simply call TNM web services into your mapping application.
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Lesson 4b - Downloading Maps and Data with The National Map Download Application
In this lesson we will provide a brief introduction on how to use The National Map Download Application to download USGS maps and data. The TNM Download Application allows users to explore and access the USGS staged products available for download.
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Lesson 10g1 – Importing and Visualizing Elevation Data Using GRASS GIS
This lesson will show how to run GRASS GIS and utilize GRASS’s unique user interface to import and visualize elevation data.
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Lesson 2 - The Eight Layers of The National Map
In this lesson, we will discuss each of the eight base layers of The National Map (TNM). Understanding the content of each layer, where the data comes from, and how this information is managed, is an important step in better utilizing The National Map and its products and services.
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Lesson 11a - The US Interagency Elevation Inventory (USIEI)
The US Interagency Elevation Inventory, or USIEI, is a nationwide listing of known publicly available high-accuracy topographic and bathymetric source elevation data for the United States and its territories. The inventory provides a single resource for information about all known completed and in-progress broad-area public domain elevation data.
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Lesson 4a – Using The National Map Download Application
In this lesson we will provide a brief introduction on how to use The National Map Download Application. The TNM Download application allows users to explore and access the USGS staged products available for download. This application is a user-friendly version of the USGS staged-product application programming interface, and it is available on most platforms.
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