remote sensing

This Tools Helps You Figure Out Which Satellite Bands to Use for Remote Sensing

Caitlin Dempsey

The USGS developed the Spectral Characteristics Viewer to let users view how different Earth observation satellite instruments can be used for their remote sensing needs.  

Top image is a high resolution thermal image showing sources of heat. The bottom satellite image is from Landsat and show a lower resolution heat signature.

Mapping Building Heat Using Remote Sensing

Mark Altaweel

Startup Satellite Vu launched the first of a satellite constellation to measure building heat signatures in high resolution.

A light aqua blue background gradient with the words "GIS and map competitions" with stars that have different kinds of maps embedded in them.

GIS and Map Contests

Caitlin Dempsey

Current map and GIS related competitions listed in order of the competition deadline.

Side by side satellite images, one before a tornado, and one after a tornado.

Mapping Tornado Tracks with Satellite Data

Mark Altaweel

Researchers used satellite imagery and remote sensing to map tornado tracks.

A four-paneled diagram showing a vertical slice of a satellite imagery with forest damage, a second panel with land use change, a third panel symbolized to show the date of changes, and the fourth panel shows the magnitude of the change.

Mapping Long-term Land Use Change with Remote Sensing Data

Mark Altaweel

Discover how remote sensing technology is used to map land use changes, providing valuable insights into environmental impacts and aiding conservation efforts.

Screenshot of a mapping application showing satellite imagery with areas that have hurricane damage outlined in orange.

Using Geospatial Technologies to Map Hurricane Response

Mark Altaweel

Using satellite data and artificial intelligence, researchers have developed a way to rapidly map hurricane destruction.

A group of tan colored jellyfish against a deep blue background.

Advancements in Mapping Jellyfish: Integrating Remote Sensing and Geospatial Technologies

Mark Altaweel

Mapping swarms of jellyfish has significantly improved due to a combination of remote sensing data, UAV and satellite data, and algorithms that estimate jellyfish migration based on current data.

Map showing Rhode Island. Areas in red have a high GEMI index.

How to use ArcGIS Pro and Landsat 8 Imagery to Calculate Chlorophyll Index and Global Environmental Monitoring Index

Jeff Oppong

Learn to create a chlorophyll index using Landsat 8 imagery in ArcGIS Pro with this step-by-step GIS tutorial.

A shaded orange map showing areas of the United States with higher than normal carbon dioxide in the atmosphere.

Remote Sensing for Carbon Offsetting

Mark Altaweel

Remote sensing and geospatial technologies are being harnessed for carbon offsetting efforts.

A remote sensing image showing surface temperatures across a section of Paris. The hottest temperatures are in red and the coolest temperatures are in green.

Mapping Heat Vulnerability from Satellite Data

Mark Altaweel

Satellites are being used to measure heat not only on urban heat islands, but also on farms and other locations where rising temperatures are having an impact.

An artistic rendition of a satellite collecting data from a strip of land and ocean.

Mapping the Earth’s Freshwater Bodies

Mark Altaweel

Over 95% of the world's lakes, rivers, and freshwater reservoirs will be measured by a new satellite mission called Surface Water and Ocean Topography (SWOT).

Screenshot from an online app called Suncalc with a satellite image of a lake with sun and shadow measurements in yellow overlaid.

Using Open Source Geospatial Data in Journalism

Mark Altaweel

Geospatial data such as satellite imagery can be used by journalists to verify news stories.

An aerial image of a flock of waterfowl floating on the ocean.

Reliability of Machine Learning Maps

Mark Altaweel

Academics are increasingly adopting machine learning maps to better understand what can happen for a range of environmental events.

False color satellite image of Anchorage, Alaska .

Landsat 9 Data Released

Mark Altaweel

Landsat 9 satellite imagery and data has been made publicly available.

A lightning bolt branches across the night sky during a storm. A darkened tree is in the lower right corner of the photo.

Remote Sensing of Lightning

Mark Altaweel

Satellites and remote sensing tools are providing a way to better forecast and determine the severity of lightning.

Map showing evapotranspiration for an area of Idaho.

Geospatial Tools for Agricultural Water Management

Mark Altaweel

The use of geospatial technologies can help mitigate inefficient use of water and help improve how this precious resource is used in crop production.

Logo showing small satellites representing earth observation data for the joint NASA and ESA collaboration called MAAP.

Open-Source Science in the Cloud Collaboration

Mark Altaweel

NASA and the European Space Agency (ESA) released a new open source and science tool called the Multi-Mission Algorithm and Analysis Platform (MAAP).

Visualization of ocean currents off the east coast of the United States.

Mapping Ocean Currents

Mark Altaweel

Mapping ocean currents and understanding how they vary is critical for geographers and scientists, especially as our globe changes.

Five panels showing the different lidar data products for a tree canopy.

Mapping Ecosystem Health through Satellite Data

Mark Altaweel

Remote sensing techniques, particularly those based on satellite, drone, and aircraft data, have revolutionized collecting ecosystem data.

This ALOS PALSAR interferogram shows uplift and subsidence related with a June 2007 earthquake on Kilauea Volcano.

How the Satellite Imagery Industry is Re-inventing Itself

Eric van Rees

Joe Morrison discusses how new businesses are developing tools that use satellite imagery and SAR to quantify climate-related disasters.

Uplift and subsidence associated with a June 2007 earthquake swam on Kilauea Volcano are depicted in this ALOS PALSAR interferogram. Kilauea Volcano, located on the southeast portion of the island of Hawaii, has been erupting continuously since 1993. Credit: Zhong Lu, USGS.

Synthetic-Aperture Radar (SAR), Earth Observation, and Mapping

Mark Altaweel

Synthetic-Aperture Radar (SAR) is becoming more widely available and increasingly part of Earth observation satellites.

Introduction to remote sensing and imagery materials hub

Hub for Free Remote Sensing Materials

Caitlin Dempsey

Esri has launched a hub that will serve as the collection point for free remote sensing and imagery materials

Researchers have mapped out the ecological quality of tropical forests using satellite data.

Mapping Tropical Forest Quality from Satellite Data

Caitlin Dempsey

Researchers have created high resolution maps of tropical forest quality using remotely sensed data from NASA satellites.

Cube sats. Image: NASA.

Recent Developments in Remote Sensing and Earth Observation

Mark Altaweel

Remote sensing and earth observation capabilities at satellite, aerial, UAV, and ground levels have radically improved in the last decade.

Map of detected tamarisk in southeastern Colorado, along the Arkansas River and irrigation ditches. Tamarisk infestations are shown from moderate (orange) to high (red). Map: Evangelista et al., 2009.

Using Remote Sensing to Map Invasive Species

Mark Altaweel

Scientists and researchers are increasingly using remote sensing methods to map and track invasive species.

Researchers counted vehicles in hospital parking lots to estimate hospital visits between January 9, 2018 and April 30, 2020. Source: Okanyene Nsoesie et al., 2020.

Analysis of Satellite Imagery and Search Data Suggests the Coronavirus Outbreak May Have Started Earlier in 2019

Caitlin Dempsey

A study that analyzed traffic around hospitals using satellite imagery and Baidu search queries suggests that the coronavirus outbreak may have started earlier in China than in December of 2019.

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