Articles

A screenshot from the Google Earth web map interface that shows a heart-shaped lake from a satellite image.

The Role of UX and UI in GIS

Geo Contributor

Jeff Siarto of Element 84 talks with the MapScaping Podcast about the evolving role of design in the geospatial industry.

A choropleth map showing states in light orange that are single landlocked, medium orange that are double landlocked, and dark orange that are triple landlocked.

Which U.S. States are Landlocked?

Caitlin Dempsey

There are 27 states in the United States that are single, double, or triple landlocked.

False color satellite image of Anchorage, Alaska .

Landsat 9 Data Released

Mark Altaweel

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

Providing a Voice Interface for Geospatial Data

Eric van Rees

Qwhery CEO Matt Pietryszyn discusses his smart speaker application Q11, that uses voice assistant technology to answer geospatial data queries.

A Photochrom print of an isle in the Atlantic Ocean taken in 1905.

Curling Stones Come from Two Quarries in the World

Caitlin Dempsey

Almost all of the granite harvested to create curling stones comes from a small isle off the coast of mainland Scotland.

Map of the world showing methane emissions from fossil fuels.

Detecting Methane With Satellites

Mark Altaweel

Satellite technology plays an important role in pinpointing sources of methane emissions, a vital step in mitigating this greenhouse gas.

A picture of an arm holding a smartphone against the background of a hilly landscape with a picture of that landscape on the phone.

A Look at 3 Trends Shaping Remote Sensing in the Next 5 Years

Geo Contributor

Ian Berdie of NV5 Geospatial, discusses three trends that will reshape use of remote sensing over the next five years.

Satellite image of a half frozen lake in the shape of a heart.

Hearts on Earth

Caitlin Dempsey

Geographers have a spatial way to celebrate Valentine's Day with these natural heart-shaped land features.

A view across a forest with dead trees from a prolonged drought in California.

How a Changing Climate is Affecting Forests in the Western United States

Katarina Samurović

Drought, more intense fires, and invasive species are changing the forest landscapes in Western United States.

Screenshot showing the mask and crop option in the QGIS plugin Mapflow.

AI-assisted Mapping of Crop Fields Using Free Sentinel Imagery

Geo Contributor

Mapflow offers an AI-driven process to map crop fields in QGIS.

A simply diagram showing the location of three populations with red dots. The background is light gray with a blue line for river and green shaded areas for parks.

Distance Decay in Geography

Caitlin Dempsey

Distance decay between two groups of people gives rise to things like languages and regional customs, and distance decay across biomes contributes to the earth's natural diversity.

Gray scale map of the world with a question mark inside a magnifying glass.

Test Your Knowledge of World Geography with these Online Games

Caitlin Dempsey

Geoguesser is an online game that uses images from Google Street View to display a small section of the world.

A view from the International Space Station showing frozen glacial lakes in the Tibetan Plateau.

Largest Plateau in the World

Caitlin Dempsey

The Qinghai–Tibet Plateau is the world's largest plateau.

A view of the Arctic Ocean and sky. Sea ice is floating on top of the ocean.

Arctic Circle

Caitlin Dempsey

The Arctic Circle is a circle of latitude encompassing the northernmost pole of the Earth and is located at approximately 66°33′45.6″ north of the Equator.

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.

How Big Was the Tonga Volcanic Eruption?

Caitlin Dempsey

Tonga was rocked by an undersea volcano eruption on January 15, 2022, which sent shockwaves throughout the planet.

Cloud streets over the Great Lakes, February 110, 2016. NASA image by Jeff Schmaltz, LANCE/EOSDIS Rapid Response.

Cloud Streets

Caitlin Dempsey

Cloud streets are cumulus clouds that form in long bands along cylinders of rotating air and are roughly parallel to the ground.

Screenshot from ArcGIS Pro showing a symbolized raster of fire risk with yellow for low risk, orange for medium, and red for high risk.

How to Use ArcGIS Pro for Fire Risk Mapping

Jeff Oppong

Tutorial showing how to map fire risk for a region with slope, elevation, aspect, and land use data in ArcGIS Pro.

The First Newly Formed Island to Survive in the Satellite Era

Caitlin Dempsey

The first newly formed island to survive in the age of remote sensing is Hunga Tonga-Hunga Ha'apai.

Diagram of the fast carbon cycle shows the movement of carbon between land, atmosphere, and oceans.(Diagram adapted from U.S. DOE, Biological and Environmental Research Information System.)

Understanding How Carbon Storage Can Help Meet Climate Goals

Mark Altaweel

The storage of carbon is a critical part of rebalancing the carbon cycle to ensure that climate change is less severe than many predict.

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.

Map showing trade areas in Illinois based on hotel locations.

How to Measure Hotel Market Share using the Huff Model in Maptitude

Maptitude

Learn how to map hotel market share to measure a city's tourism attractiveness using Maptitude.

Bald eagle flies away from the surface of the water with spray flying behind it. It grasps a fish in its talons.

Greatest Concentration of Breeding Bald Eagles in the Continental U.S.

Caitlin Dempsey

The San Juan Islands in Washington has the highest concentration of breeding bald eagles in the continental United States.

A sideview showing the saturated and unsaturated zones for groundwater.

Groundwater on Earth

Caitlin Dempsey

Groundwater can be divide into two major zones: unsaturated and saturated.

An angled view looking up the arms of a Saguaro cactus.

The Largest Cactus in the United States

Caitlin Dempsey

The Saguaro Cactus is the largest cactus in the United States

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).