Topography lays the underlying foundation of the Earth's surface. In this comprehensive guide, you'll learn everything about topography and topographic maps.
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Metadata is like an instruction manual for data. It describes who, what, when, where and why for data. At the same time, it has to be detailed & dependable.
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Think you know remote sensing satellites? Think again. This satellite list has the top 50 satellites that silently orbit the Earth. In 30 words or less.
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Geodata is location data stored in a Geographic Information System (GIS). By using geographic data, we better tackle problems that require spatial thinking.
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The equal area projection retains the relative size of area throughout a map. So that means at any given region, it keeps the true size and area of features.
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Esri Collector and Survey123 are the one-two punch for data collection in the field. Collector is the central app which calls Survey123 forms for data entry
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The spatial join tool inserts the columns from one feature table to another based on location or proximity. It can affix one or many fields to the target.
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The central meridian is the center line of longitude for projection systems. Projected coordinate systems often use it as a reference point for a x-origin.
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How well do you know GIS formats? GIS technicians manage, share and create data in various geospatial data formats. See our list of GIS formats
The post The Ultimate List of GIS Formats and Geospatial File Extensions appeared first on GIS Geography.
AVHRR (Advanced Very High Resolution Radiometer) spatial resolution is actually very coarse at 1.1 km. But its revisit times are "very high" at just one day.
The post AVHRR: Advanced Very High Resolution Radiometer appeared first on GIS Geography.