Mark Altaweel

Mark Altaweel is a Reader in Near Eastern Archaeology at the Institute of Archaeology, University College London, having held previous appointments and joint appointments at the University of Chicago, University of Alaska, and Argonne National Laboratory. Mark has an undergraduate degree in Anthropology and Masters and PhD degrees from the University of Chicago’s Department of Near Eastern Languages and Civilizations.
Image of a screenshot from QGIS with arrows leading from different GIS file formats to QGIS.

Open Geospatial Standards

Mark Altaweel

The creation of geospatial standards is critical for sharing data among different technologies and industries.

Photo of a drone hovering in the air before a hill with blue skies in the background.

Autonomous UAVs and Geospatial Data

Mark Altaweel

Autonomous UAVs are already performing a variety of tasks using geospatial data obtained in-flight.

OpenStreetMap relies on contributions from thousands of volunteers to contribute and edit GIS data. Screenshot taken 10-Feb-2021.

OpenStreetMap: One of the World’s Largest Collaborative Geospatial Projects

Mark Altaweel

OpenStreetMap is a community project with the goal of mapping the world using a crowdsourcing, collaborative method.

A section of Rwanda showing previously unmapped (yellow dots) schools. Source: Development Seed.

Mapping Schools with Artificial Intelligence

Mark Altaweel

Researchers are using AI to map schools in countries where many schools are undocumented so as to connect children with schools.

Picture with half of the earth, two satellites, and the Google Earth Engine text logo.

A Look at Google Earth Engine

Mark Altaweel

In a MapScaping podcast episode, Quisheng Wu discusses Google Earth Engine how it allows users to share and upload their own geospatial analyses.

Maps of Oregon landslide susceptibility as presented by Carson MacPherson-Krutsky.

How Maps Affect Perception

Mark Altaweel

Maps are both a great tool for telling us an important message but they can also be a key part of false narratives or misleading information.

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.

Python code on a screen.

From GIS Analyst to Software Engineer

Mark Altaweel

In a MapScaping podcast, Dan Mahr talks about how he was able to transition to a software engineer, but still use his GIS skills to benefit his career.

Screenshot of Mars from Esri's Explore Mars! site.

Using GIS to Explore Mars

Mark Altaweel

Esri’s Explore Mars site allows you to explore the surface of Mars and make some basic geospatial measurements.

Diagram showing the integration of radar data from UAVSAR flights in 2010, 2017, and 2020 over Angeles National Forest.

Monitoring Vegetation Regrowth After Fire With Remote Sensing

Mark Altaweel

Synthetic-aperture radar (SAR) is being used to map post-fire vegetation recovery.

VoxelMaps Vector Lane Model. Photo: VoxelMaps, used with permission.

Building a 4D World

Mark Altaweel

VoxelMaps describes how they are creating a global 4D map that can capture outdoor and indoor spaces at different spatial and temporal scales.

A view of the tropical forest from a USGS Amazon forest study site near Santarém, Brazil.

Mapping Forest Carbon Cycles

Mark Altaweel

A recent research project uses geospatial technologies as a way to better assess the role that forests play in the global carbon budget.

QGIS on a laptop. Image: Caitlin Dempsey

Mentoring, Leadership, and Building Skills in the Geospatial Community

Mark Altaweel

Leaders in the geospatial community can help to foster key skills through mentoring and developer a stronger community.

OpenStreetMap relies on contributions from thousands of volunteers to contribute and edit GIS data. Screenshot taken 10-Feb-2021.

The “Bystander Effect” With Crowdsourcing GIS Data

Mark Altaweel

A recent research article found that users are less inclined to contribute to crowdsourced geospatial sites like OpenStreetMap and Waze if they know others are already contributing.

Campaign GPS antenna on Kīlauea's south flank at Pu‘ukapukapu inside Hawai‘i Volcanoes National Park.

The Past, Present, and Future of GNSS

Mark Altaweel

The Global Navigation Satellite System (GNSS) has emerged as the standard navigation system that provides global positioning for devices we use every day.

The Atlas of the Human Planet 2020 has an interface for downloading free GIS data produced by the Global Human Settlement Layer. Screenshot from Atlas of the Human Planet.

Atlas of the Human Planet: Free GIS Data and Tools

Mark Altaweel

The Atlas of the Human Planet 2020 provides GIS Data for research, policy, and action that can be used to document the presence of humanity on Earth.

NASA Earth Observatory maps by Joshua Stevens, using data from Sandwell, D. et al. (2014).

Mapping the Ocean Floor by 2030

Mark Altaweel

A MapScaping podcast episode with NOAA's Samuel Greenaway discusses how mapping the seafloor will be a major challenge this decade.

Areas shown in blue on this map are subsiding, with darker blue areas sinking faster than lighter blue ones. The areas shown in dark red are rising the fastest. The map was created by comparing thousands of scenes of synthetic aperture radar (SAR) data collected between 2007 and 2011 and 2014 and 2018.

Mapping Ground Subsidence

Mark Altaweel

Synthetic Aperture Radar (SAR) can map subtle differences in the rates of subsidence.

Laptop with QGIS, a desktop GIS software program

The Geography Behind Being a GIS Professional

Mark Altaweel

In a recent GIS podcast, Sarah Taigel discusses how being a professional geographer can provide key advantages to using GIS analysis.

Connected vehicles. Photo: US Department of Transportation

Augmented Reality and Computer Vision in Navigation

Mark Altaweel

The use and field of AR and computer vision are rapidly changing in how these technologies are being used in navigation.

USGS Core Research Center warehouse.. Photo: USGS, public domain

Spatially Intelligent Warehouses

Mark Altaweel

The adoption of warehouse spatial intelligence (WSI) can help to reduce waste, producing mainly what we need rather than over producing while ensuring needed products can reach consumers more quickly.

Satellite constellation. Image: NOAA, public domain

Benefits of Satellite-Based Augmentation Systems

Mark Altaweel

Satellite-Based augmentation system (SBAS) services provide capabilities to improve location data for global positioning system (GPS) devices.

Lu et al., 2020. DOI: https://doi.org/10.1200/CCI.19.00126

How the Biotech Industry is Using Spatial Analysis

Mark Altaweel

The biotech industry is using spatial analysis as part of its efforts to develop rapid medical advancements that can help fight some of our most challenging diseases.

Drone with ground-penetrating radar system flying close over river surface. Photo: John W. Lane, USGS. Public domain.

New Developments in UAVs

Mark Altaweel

2021 promises new changes that are set to shakeup UAVs and their use in future years.

The OpenLayers site hosts many examples of the library in use. Screenshot from OpenLayers showing calculated shaded relief from elevation data.

Openlayers: Geospatial JavaScript Library

Mark Altaweel

One of the most under-utilized programming languages in geospatial analysis and processing is JavaScript.

Logos of open source GIS and WebGIS tools.

Businesses Using Open Source GIS

Mark Altaweel

Businesses are using open source GIS software, finding that there are a lot of benefits along the way.