Geo Contributor

Figure 4 (left) 2004 USGS imagery mosaic used for study area. Figure 5 (right) 2018 USGS imagery mosaic used for the study area.

Using GIS to Track Historical Land Cover Change and Growth Rate at Fort McCoy

Geo Contributor

Christian Rodriguez outlines the process to track land cover changes on a military installation using ArcGIS.

An Urban Centre is defined as: all cells with a local population density of at least 1,500 people/km2 or with a local built-up area share of at least 0.50, and clustered in a 4-connectivity object of at least 50,000 people or all cells resulting from 3x3 median filtering or by gap filling < 15 km2 (median filtering and gap filling applied to cluster of cells that met the previous logics).

Improving Urban Decision Making with Open Earth Observations

Geo Contributor

Steven Ramage, Head of External Relations, Group on Earth Observations (GEO), outlines innovative partnerships and activities GEO has been working on globally using open Earth data, GIS, and cloud technologies.

The Importance of GIS

Geo Contributor

David Falk writes about how GIS plays an important role in his career as an Army Officer, in his field as an engineer, and in his civilian life as potential homeowner and resident.

Tips for Leading a Remote Team during Covid-19

Geo Contributor

Jeffrey Skahill with Quantum Spatial shares some strategies he uses to successfully lead a remote team.

Map provided by Governor Phil Murphy on the counties that make up central New Jersey.

The Politics of Defining Central New Jersey

Geo Contributor

In the state of New Jersey, one of the most contentious arguments its citizens have is the existence of the region โ€˜central Jersey.โ€™

GIS and BIM Integration in Infrastructure Design and Construction

Geo Contributor

The latest advancements in geospatial services are making changes in the AEC industry. BIM for infrastructure design helps improve the workflow and saves valuable data through every stage of the process. Read about how GIS and BIM integration will transform these industries.

How GIS is Used in All Phases of Emergency Management

Geo Contributor

In this guest article, Brian Sekita discusses how GIS is vital to all phases of the emergency management process.

Learn How GIS and Earth Observation Can be Used to Support the United Nations Sustainable Development Goals

Geo Contributor

Earth Observation and GIS technologies have a huge impact on both monitoring the implementation of the United Nation's sustainable development goals.

Understanding LiDAR Technologies

Geo Contributor

This article presents insights from the new IDTechEx report titled โ€œLidar 2020-2030โ€ IDTechEx report.

The NG9-1-1 environment requires GIS data with the highest level of completeness and accuracy possible. DATAMARK VEPโ€™s Validation Rules flags address anomalies.

The Critical Role of GIS in NG9-1-1

Geo Contributor

Drew Fioranelli, GISP, Public Safety GIS Market Maker, and Annie Cahill, Public Safety GIS Technical Manager with DATAMARK, discuss the history of 9-1-1 infrastructure as well as the foundational role of GIS and GIS professionals in the transition to Next Generation 9-1-1 (NG9-1-1) .

Mapping the Subsea Forests of the Mediterranean

Geo Contributor

Inge van den Meiracker writes about her research internship in Greece where she modeled and mapped the seagrass distribution in the Southeast Aegean Sea using sonar data, remote sensing techniques, and GIS.

Customize ArcMap with Python Add-Ins

Geo Contributor

Daniel Fourquet walks users through the process of using Python to create Add-Ins for ArcMap. ย 

How Advances in Computer Mapping Shaped the Early Days of GIS

Geo Contributor

Greg Bunce, from the State of Utahโ€™s Automated Geographic Reference Center, presents a walk through the ย history of mapping and geospatial advances that led to the early days of GIS. ย 

3 Ways Geospatial Data is Changing the Way We Manage the Environment Around Us

Geo Contributor

Dr. Michael Flaxman, director of Geodesign Technologies and Geospatial Community Advocate for OmniSci, presents three example of how newly available geospatial data is being leveraged. ย 

A Case Study on Converting a Geodatabase From ArcGIS for Use in QGIS

Geo Contributor

In this article Charles Altendorf outlines a method he developed to convert GIS data located in a geodatabase created in ArcGIS into open source data that can be used in QGIS.

Next Generation Asset Management with iSTAR Pulsar

Geo Contributor

Danny Sullivanย writes about how 360 imaging company NCTech's vehicle-mounted iSTAR Pulsar camera is being used by Icon Spatial as part of an asset management project for a major highway operator Australia.

Latest Release of ArcGIS Online Introduces New Features and Enhanced Capabilities

Geo Contributor

Bernard Szukalski, Esri tech evangelist and product strategist, introduces new features and enhancements to the latest release of ArcGIS Online.

How the Last 160 Years Have Changed the Earth’s Climate

Geo Contributor

Since the Industrial Revolution, this level has been rising continuously, reaching 410ย ppm in 2018.

A 514m year old jellyfish โ€“ with tentacles still attached.Fu et al

Fossil Finds Reveal More About the โ€˜Cambrian explosionโ€™ – When Oceans First Developed Complex Life

Geo Contributor

Recent fossil finds in China reveal Cambrian seas were more diverse than thought.

Warmer Oceans Will Make Hurricanes More Intense

Geo Contributor

Since hurricanes draw their energy from ocean heat, warmer waters can increase both their intensity and duration.

The map that went viral. Sukhmani Mantel

Lessons From a Viral Map

Geo Contributor

As public engagement becomes more and more important to society, itโ€™s useful for scientists to know what makes maps and other geospatial content go viral.

African elephant, Madikwe Game Reserve. Photo: flowcomm, CC BY 2.0

Are Safaris the Best Answer for Elephant Conservation?

Geo Contributor

Tourism can be a great conservation tool as long as it is monitored closely.

The Wide Impact of Tropical Cyclone Idai

Geo Contributor

The effects of Tropical cyclone Idai were felt as far south as South Africa

The characteristic bullโ€™s-eye patterned rash after the bit from a blacklegged tick infected withย Borrelia burgdorferi. Photo: Centers for Disease Control

How Climate Change is Affecting Tick Season

Geo Contributor

As the global climate warms, it is more likely that some ticks will remain active through the warmer winters and can expand their habitats into new areas.

Screenshot of a remote sensing software application with a green layer overlaid.

LandViewer Has Added New Remote Sensing and Satellite Imagery Analytics

Geo Contributor

This article by EOS, a company which createsย solutions for Earth observation imagery processing and analysis, introduces a host of updated capabilities in its LandViewer tool.

Figure: Gao & Kupfer, 2018

Defining Biogeographic Regions

Geo Contributor

A recent paper published in Applied Geography explored ways to improve the determination of biogeographic regions using clustering techniques.

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