Articles

Sunday Maptinee: Build a Cork Map

Elizabeth Borneman

For a fun map making idea, try a cork world map. This video from Parson Woodworking shows how making to make a map of the world using cork.

Using the TravelTime Search API to Generate an Isochrone

Geo Contributor

This step-by-step guide developed by staff at TravelTime shows how to draw a travel time polygon, filter points of interest by travel time and deliver A to B routing information all in one API call.

Screenshot of a mapping application with an aerial and a blue mesh overlay.

Using GIS to Streamline and Automate Asset Management

Geo Contributor

Michael Boyd from Novotx writes about how Del-Co Water Company in Ohio uses GIS to to automate workflow processes and streamline operations.

After the Map GIS Data Available

Caitlin Dempsey

A bonus to the book, After the Map, is the companion site, www.afterthemap.info which offers access to all of the imagery, spreadsheets, and GIS data used in the book.

3D surface analysis showing areas with significant elevation change (valley filling in red, ridge cutting in blue) at a single valley fill, Connelly Branch in the Hobet Mine Complex, WV. Source: Ross, et al., 2016.

Mountaintop Removal Mining and Flash Floods in West Virginia

A.J. Rohn

Mountaintop removal mining is when explosives are used to blast through the peak of a mountain and expose coal that is buried below. The practice has destructive consequences on the trees of the mountain, as well as the streams.

A thematic map of an underground mine and ZigBee node positions in ArcGIS. Source: Moridi et al, 2015.

GIS and Underground Mining

Mark Altaweel

GIS has been utilized to monitor tunnels and areas explored, as it provides both 3D visualization and abilities to integrate various sets of data for visual and quantitative analysis.

How to Make the Most of QGIS

PACKT Books

To get the most out of QGIS itโ€™s not enough to simply know how to write the lines of code you need, and how to integrate with other exciting tools but rather, the more control you have over a tool like QGIS, the more youโ€™ll be able to visualize and explore your ideas.

Chernobyl radiation map, Source: CIA handbook. 1996.

Life Persists Around Chernobyl

A.J. Rohn

Researchers are studying radiation's impact on wildlife and habitats in Chernobyl's exclusion zone.

Average number of reporting weather stations in Rwanda during 1981 to 2013. Note the drastic drop in 1994. (Data source: Dinku et. al, 2016)

Building Missing Weather Data

Elizabeth Borneman

Called the ENACTS (Enhancing National Climate Services) initiative, scientists are using satellite data in order to estimate rainfall, temperature, and other information to fill in a 15 year gap in climate data collection for Rwanda.

ArcGIS Spatial Analyst was used to generate a density surface from point data created by a single dancer's movements. Source: GIS to Understand Dance, and Vice Versa, 2009.

Using GIS to Choreograph Dance

Mark Altaweel

Researchers at Ohio State University developed GIS software to help track the movement of dancers over time to see their patterns, which was also then used to choreograph new classical routines

Map of the United Kingdom showing the voting areas for the European Union membership referendum, 2016. Map authors: Mirrorme22, Nilfanion, TUBS, and Sting, Wikipedia.

The Complex Geography of the Brexit Vote

A.J. Rohn

A.J. Rohn takes a look at the geographical factors behind the recent vote in the United Kingdom in favor of leaving the European Union in its controversial Brexit referendum.

Map showing the parts that make up the United Kingdom. Map: Caitlin Dempsey using Natural Earth Data, public domain.

What is the Difference Between The United Kingdom and Great Britain?

Caitlin Dempsey

This article outlines the differences between the United Kingdom (also known as the UK), Great Britain, and the British Isles.

The red star makes the location of Point Nemo.

What is Point Nemo?

Caitlin Dempsey

Point Nemo is a pole of inaccessibility that marks the furthest location from the ocean to the nearest coastline.

How to Map a Single Set of Coordinates Using QGIS

Caitlin Dempsey

Here are the steps you need to follow if you want to map a single set of coordinates with QGIS.

Fire Globe is part of NIFCโ€™s GIS, Fire Enterprise Geospatial Portal (Fire EGP), which also operates on the Esri platform.

Using GIS During Fire Season

Troy Lambert

Every year, GIS users get better at assembling data and creating meaningful maps that help decision makers predict fires, set fire risk levels, and deploy assets in the most efficient manner possible.

How to Convert a Selection into a New GIS Dataset Using QGIS

Caitlin Dempsey

Here is a step-by-step tutorial on how to convert a geographic selection from one GIS dataset into a new GIS file using QGIS.

A map showing marina protected areas with labels in Northern California.

Negotiations Underway at United Nations for Marine Protected Areas

A.J. Rohn

The United Nations is currently developing regulations for ocean waters beyond national boundaries and exclusive economic zones, extending beyond 200 miles.

Sailing times from Rhodes (Ialysos or Kameiros), derived using an anisotropic surface. From: Leidwanger, 2013.

How GIS is Used to Understand History

Mark Altaweel

Historical geography is one area that has applied GIS to understand outcomes of battles, why cities were built in given locations, and using ancient technologies to understand length and difficulty of travel at different times of the year.

Map of Swiss lakes and rivers. Map: Karte Schweiz by Tschubby, under license C BY-SA 3.0, MediaWiki Commons.

How Many Lakes Does Switzerland Have?

Caitlin Dempsey

Learn about how many lakes there are in Switzerland and which lake is the largest.

Fighting Drought with Man-made Mountains

A.J. Rohn

As a major drought continues in Africa and the Middle East, the United Arab Emirates is considering a project to create a โ€œman made mountainโ€ and seed the resulting clouds in order to produce rainfall.

GIS and CAD Integration

Mark Altaweel

Mark Altaweel discusses efforts to create a truly integrated system, where CAD components and software concepts work with GIS data.

Cloud cover based on 15 years of satellite observations captured by the Moderate Resolution Imaging Spectroradiometer (MODIS) sensors on NASAโ€™s Aqua and Terra satellites.

Using Clouds to Map Ecosystem Boundaries

Elizabeth Borneman

Researching clouds and their impact on ecosystems and species could help researchers find an entirely new way to see the Earth. By looking at clouds, researchers can add a layer of evidence to existing theories and practices of conservation of land and animals.

User context, location, and profile interests are integrated with personalized GIS to display adaptive profiles. From: Aoidh et. al, 2009.

Personalized GIS

Mark Altaweel

In personalized GIS, software is being developed to anticipate our needs and provide recommendations based on our behavior, past preferences, and the preferences of others.

Map showing the predicted distribution model of Ashokan edicts on the basis of geology, population, climate and topography.

UCLA Researchers are Using Geospatial Technologies to Identify Potential Ancient Buddhist Sites

Elizabeth Borneman

Archaeologist Monica Smith and geographer Thomas Gillespie identified 121 locations that they hope will reveal some of Ashokaโ€™s edicts using GIS analys

Map showing the study area in the northern Sierra Nevada ecoregion, California, USA, above 914 m elevation (3000 feet).

How Climate Change is Affecting the Forests of the Sierra Nevada

Elizabeth Borneman

Climate change is causing certain key species in the Sierra Nevada mountains to change where they are growing according to a study published by the journal California Fish and Game.

Color Maps Like It’s the 17th Century

Elizabeth Borneman

The trend of coloring in prefabricated pictures is over 400 years old, and one of the first coloring books ever created is being republished. This early coloring book was of maps and mythical images, entitled Albionโ€™s Glorious Ile.

Previous 1โ€ฆ6364656667โ€ฆ103 Next