Articles

Giant Sequoia Forest Earns Protected Status

Elizabeth Borneman

A privately owned forest comprised of giant sequoia trees has recently earned protected status, thanks to a long-term effort by California’s Save the Redwoods League.

GIS and Cartography Material Available for Online Teaching

Caitlin Dempsey

Several institutions and professors have offered up readily available online resources that can be used to virtual teach cartography and GIS courses.

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.

A map shows graduate circles for COVID-19 cases.

Geography of Quarantines

Mark Altaweel

Geographic research can be used to assess the effectiveness of past quarantines in controlling viral diseases.

Differential grasshopper (Melanoplus differentialis). Photo: NPS | Katy Cain, public domain.

Higher Carbon Dioxide Makes Grasslands Less Nutritious for Grasshoppers

Caitlin Dempsey

One group of researchers looked at more than 40 species of grasshopper in the Konza Prairie in Kansas to see the effect of changing plant nutrients on insect populations.

Fire and Drought in the Amazon is Decimating Dung Beetle Populations

Caitlin Dempsey

Fire and drought are killing off dung beetles in the Amazon.

Access Open GIS Data for Almost 11 Million Trees with OpenTrees

Caitlin Dempsey

Developed by Steve Bennett, OpenTrees.org lets you visualize and download GIS data for almost 11 million city and park trees around the world.

Australia’s Yarrabubba is the Oldest Impact Crater on Earth

Katarina Samurović

Recently published research indicates that the Yarrabubba impact structure in Australia may be the world's oldest.

Europe’s Largest Solar Energy Plant

Caitlin Dempsey

With 1,430,000 solar panels, Núñez de Balboa in Spain is currently Europe's largest solar plant.

Map of ocean heat content in the upper ocean (from the sea surface to a depth of 700 meters, or 2,300 feet) for 2017 relative to the 1993–2017 baseline. Source: NASA.

Oceans Are Warming 40 Percent Faster Than Previously Estimated

Katarina Samurović

A review of available studies, published in Science in January 2019, has revealed that the rate of ocean warming is as much as 40% faster than that suggested by IPCC.

Updated Global Elevation Data Released by NASA

Caitlin Dempsey

A new global digital elevation model (DEM) has been released by NASA.

Geography of Beliefs

Mark Altaweel

Geographic factors can shape our beliefs not only in our early life and development years, but they can also affect us as we move and change where we reside throughout our lives

Geotargeting by Advertisers and Government Agencies

Mark Altaweel

Geotargeting by advertisers, which is the practice of sending advertisement based on location, has gained increased importance for companies marketing their product in recent years.

Topographical map of Johnson’s Reef from NASA’s Experimental Advanced Airborne Research Lidar (EAARL) in June 2003. Source: NASA/USGS, public domain

Mapping the Entire Surface of the Earth with LiDAR

Elizabeth Borneman

A project called the Earth Archive plans to use Light Detection And Ranging (LiDAR) to map the entire surface of the Earth.

Geography of the Himalayas

Elizabeth Borneman

Learn about the Himalayas, the tallest mountain range in the world. The Himalayas' peaks include Mount Everest, the world's highest.

Exposed rock ridges are thick Pleistocene lava flows that were confined between large glaciers. Glacier Peak, Washington, view north. Photo: Heather Bleick, USGS Public domain.

Glaciers

Elizabeth Borneman

Learn about glaciers including the types of glaciers and how glaciers move.

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.

Mapping the Universe

Mark Altaweel

New satellite technology achieved in in the last decade are helping scientists to more accurately map the universe.

Using GIS to Map and Track Vandalism

Mark Altaweel

GIS is being used to better understand current and potentially future patterns of vandalism.

This Detailed Map Shows 119 Years of Earthquakes

Caitlin Dempsey

The USGS has released a highly detailed and updated map of seismicity from 1900 to 2018.

Gallery of Map Monsters

Caitlin Dempsey

Here's a growing gallery of map monsters.

Using Remote Sensing to Understand Steve in the Sky

Elizabeth Borneman

Scientists took a scene from the movie and applied it to real life. When they observed something in the sky they didn’t understand and couldn’t readily identify, they called it Steve.

“K’yawakwayina:we (Waterways),” by Edward Wemytewa (2006). Image from UCLA Fowler Museum

Counter Mapping and Cultural Preservation

Elizabeth Borneman

A group of A:shiwi elders and artists are working to change how maps are drawn of their ancestral lands.

Using Twitter to Map Nuisance Flooding

Caitlin Dempsey

To get a better understanding of localized flooding, the researchers mined Twitter data for geolocated tweets to fill in the gaps in data about flooding.

Most Tourists Don’t Stray Far From the Road When Taking Photos in National Parks

Caitlin Dempsey

Cartography students mapped out 800,000 geotagged photos posted to Flickr to analyze how far those pictures were taken from a road.

Using GIS to Assess the Impact of Electric Cars

Mark Altaweel

GIS and spatial analysis may help find some practical solutions for electric vehicle charging.