Remote Sensing Archives - GIS Geography https://gisgeography.com/category/remote-sensing/ Geographic Information Systems Wed, 28 May 2025 18:40:10 +0000 en-US hourly 1 https://wordpress.org/?v=6.9 https://gisgeography.com/wp-content/uploads/2019/01/cropped-GISGeography-SiteIcon-32x32.jpg Remote Sensing Archives - GIS Geography https://gisgeography.com/category/remote-sensing/ 32 32 What Is Terrestrial Laser Scanning? https://gisgeography.com/terrestrial-laser-scanning/ https://gisgeography.com/terrestrial-laser-scanning/#respond Fri, 21 Nov 2025 15:00:00 +0000 https://gisgeography.com/?p=90869 Terrestrial laser scanning is a LiDAR system different from airborne systems. Terrestrial LiDAR generates a point cloud at ground level.

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]]> https://gisgeography.com/terrestrial-laser-scanning/feed/ 0 Thermal Infrared Sensor (TIRS) on Landsat https://gisgeography.com/thermal-infrared-sensor-tirs/ https://gisgeography.com/thermal-infrared-sensor-tirs/#respond Wed, 18 Jun 2025 13:50:00 +0000 https://gisgeography.com/?p=90908 Landsat's Thermal Infrared Sensor (TIRS) measures the Earth's surface temperature by focusing on the infrared part of the light spectrum.

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]]> https://gisgeography.com/thermal-infrared-sensor-tirs/feed/ 0 UAV Mapping for Aerial Surveying https://gisgeography.com/uav-mapping/ https://gisgeography.com/uav-mapping/#comments Wed, 07 May 2025 13:40:00 +0000 https://gisgeography.com/?p=90844 UAV mapping has changed how we do aerial surveying. With drones, we can now map areas quickly, accurately, and in a cost effective way.

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]]> https://gisgeography.com/uav-mapping/feed/ 1 GNSS vs GPS: What’s the Difference? https://gisgeography.com/gnss-vs-gps/ https://gisgeography.com/gnss-vs-gps/#respond Wed, 19 Mar 2025 13:32:00 +0000 https://gisgeography.com/?p=90769 GNSS vs GPS: GNSS is an umbrella for multiple navigational satellites. Under this umbrella, GPS, along with other systems, finds its place.

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]]> https://gisgeography.com/gnss-vs-gps/feed/ 0 What Is Oblique Imagery? https://gisgeography.com/oblique-imagery/ https://gisgeography.com/oblique-imagery/#respond Wed, 05 Mar 2025 15:18:00 +0000 https://gisgeography.com/?p=90721 While traditional images are taken from directly above, oblique imagery captures them at an angle. Learn more about oblique images.

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]]> https://gisgeography.com/oblique-imagery/feed/ 0 Can GPS Work Without the Internet? https://gisgeography.com/can-gps-work-without-the-internet/ https://gisgeography.com/can-gps-work-without-the-internet/#respond Wed, 03 Jul 2024 13:43:00 +0000 https://gisgeography.com/?p=90578 Can you use GPS without the Internet? Yes, GPS works without the internet. A GPS receiver works by receiving signals from satellites.

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]]> https://gisgeography.com/can-gps-work-without-the-internet/feed/ 0 RADARSAT Constellation Mission (RCM) https://gisgeography.com/radarsat-constellation-mission-rcm/ https://gisgeography.com/radarsat-constellation-mission-rcm/#respond Wed, 19 Jun 2024 13:50:00 +0000 https://gisgeography.com/?p=90553 The RADARSAT Constellation Mission (RCM) consists of three satellites. Using SAR, these satellites can see through clouds and darkness.

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]]> https://gisgeography.com/radarsat-constellation-mission-rcm/feed/ 0 Understanding Sonar Technology https://gisgeography.com/sonar/ https://gisgeography.com/sonar/#respond Wed, 01 May 2024 13:52:00 +0000 https://gisgeography.com/?p=90448 What if we could use sound to explore underwater? Sonar does just that. Simply, sonar turns sound waves into a map of the ocean floor.

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]]> https://gisgeography.com/sonar/feed/ 0 Radar Bands in Remote Sensing https://gisgeography.com/radar-bands/ https://gisgeography.com/radar-bands/#respond Wed, 17 Apr 2024 13:54:00 +0000 https://gisgeography.com/?p=90418 Radar bands are groups of wavelengths. Each has its unique ability to penetrate the Earth's surface and reveal aspects of the environment.

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]]> https://gisgeography.com/radar-bands/feed/ 0 What Are Waypoints? https://gisgeography.com/what-are-waypoints/ https://gisgeography.com/what-are-waypoints/#respond Thu, 04 Apr 2024 01:38:00 +0000 https://gisgeography.com/?p=90381 As Tolkien once said, "Not all those who wander are lost". This is especially true when we consider the role of waypoints in guiding paths.

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