remote sensing Archives

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

October 25, 2022 by Mark Altaweel

The USGS’ Land Change Monitoring, Assessment, and Projection (LCMAP) initiative is helping to better monitor the Earth and long-term land use change.

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

Using Geospatial Technologies to Map Hurricane Response

October 20, 2022 by 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.

Mapping Jellyfish

September 6, 2022 by 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

August 24, 2022 by Jeff Oppong

Tutorial on how to use ArcGIS Pro to determine the Chlorophyll Index (CI) and the Global Environmental Monitoring Index (GEMI) of Landsat 8 imagery in an area of interest.

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

Remote Sensing for Carbon Offsetting

August 15, 2022 by 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

August 9, 2022 by 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

August 1, 2022 by 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).