Articles

Urban vacancy in San Francisco. Photos: de Monchaux.

Mapping Urban Vacancy

Elizabeth Borneman

Nicholas de Monchaux, an urban design professor at UC Berkeley, has designed a project called Local Code that maps the underused sites in a city’s infrastructure and analyses how these spaces could be used to improve the local ecology.

Map created with data before generalization (left) and after automatic generalization (right).

Automated Generalization Sped Up Cartographic Output by 40% for This German Mapping Agency

1Spatial

Working with 1Spatial, AdV’s ATKIS-Gen Project Group's cartographic output is 40% faster with automated generalization.  

Adonis, a Bosnian pine (Pinus heldreichii) is the oldest known living tree in Europe. Photo: Dr Oliver Konter, Mainz

Adonis: Europe’s Oldest Known Living Tree

Elizabeth Borneman

A 1,075-year old pine tree known as Adonis is believed to be the oldest tree in Europe.

Great Elephant Census

Elizabeth Borneman

The group called Elephants Without Borders has recently finished a two-year survey of African elephants across the entire continent, known as the Great Elephant Census (GEC).

Be Aware of the Proposed Geospatial Data Act (GDA) of 2017

Caitlin Dempsey

The Geospatial Data Act (GDA) of 2017 is being reintroduced in Congress. Passage of this bill would have a severe impact on the GIS industry.

Cover of the SAGA GIS manual showing a grayed out shaded relief.

Using Free and Open Source GIS to Support Natural Resource Management in the Developing World

Geo Contributor

Rohan Fisher describes his GIS work for decentralized, evidence-based resource management in developing nations.

GEBCO Undersea Features Gazetteer.

Find Ocean Features with this Directory

Elizabeth Borneman

The GEBCO Undersea Features Gazetteer lets users find information about ocean features.

How Three Random Words are Helping with Global Mail Delivery

Elizabeth Borneman

What3Words has come up with a way of accurately delivering mail even in locations where street addresses don't exist.

Persuasive Cartography: How Maps are Used to Shape Our Beliefs

Mark Altaweel

Persuasive cartography involves making maps that attempt to shape our beliefs.

This Globe Unfolds Like an Umbrella

Caitlin Dempsey

John Betts's 15 inch (37.5 cm) diameter collapsible globe expanded much like the mechanism by which an umbrella unfolds.

A person holding a camera up to the screen.

Geography of the Film Industry

Mark Altaweel

Human geographers have studied how the film industry has developed in different countries and regions within countries.

Seven forest canopy traits mapped throughout the Peruvian Andes-to-Amazon region by using airborne imaging spectroscopy and modeling.

Mapping Rainforest Chemistry

Elizabeth Borneman

Researchers mapped 23 chemicals that are released by the rainforests in Peru with laser-guided imaging spectroscopy.

A screenshot of an interactive map viewer.

WMS Map Viewer

Geo Contributor

WMS Map Viewer, developed by Pantelis Rodis, is a http/JavaScript application for visualizing, combining and indexing web maps.

UK housing construction volume.

Visualizing the Impact of Gentrification

Liam Oakwood

Graphic designer Herwig Scherabon has developed a book visualizing the impacts of gentrification in a number of cities in the United States and United Kingdom. Combining public access data and research with crisp visuals, Scherabon illustrates the spatial distribution of gentrification and examines the different issues at play.

GIS and Flight Training

Mark Altaweel

The future of aviation technology looks to continue to utilize GIS in ways that allow better training and smarter aircraft.

The colours of the twelve winds constructed from the description in the Saltair na Rann. From: A Social History of Ancient Ireland, 1906.

Medieval Irish and Colorful Winds

Caitlin Dempsey

Medieval Ireland attributed a different color for each of the cardinal and ordinal directions of the wind.

Review | Worlds Fantastic, Worlds Familiar:  A Guided Tour of the Solar System

G.T. Dempsey

G.T. Dempsey reviews Bonnie J. Buratti's Worlds Fantastic, Worlds Familiar:  A Guided Tour of the Solar System.

Satellite image of crops in southeast Kansas captured by Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . Image: NASA, 2001.

How Geography is Used to Study Agriculture

Mark Altaweel

From climate to key trade and shipping hubs, geography has shaped the fortunes of states and agricultural production.

The Use of Python in GIS

Mark Altaweel

Python today is by far the most widely used language by GIS users and programmers.

Laptop with QGIS, a desktop GIS software program

Streamline GIS Project Workflow with Online Recordkeeping

Olivia Harne

For efficient collaboration on a GIS project, document and catalog all work in an easily accessible location to overcome common challenges with diverse skill sets.

The new Firelight Detection Algorithm (FILDA) detects the start of a fire 11 hours earlier than the standard algorithm, Active Fire Application Related Product (AFARP). Maps: Joshua Stevens, using data from Polivka, T. N., et al. (2016).

A New Algorithm to Find Wildfires When It’s Cloudy

Elizabeth Borneman

New technology called the Firelight Detection Algorithm, or FILDA, can help detect wildfires at night even when the skies are cloudy.

Urban sprawl in Milton, Ontario, Canada. Photo: Suburban developments in Milton, Ontario by SimonP, under license CC BY-SA 3.0, MediaWiki Commons, 2009.

Defining Urban Sprawl

Elizabeth Borneman

The urban sprawl concept caused researchers to dive into figuring out what city in the world is the biggest based on the size of its urban sprawl.

Graphic showing the top five tree species in the highest and lowest income groups in Manhattan. The graphic is designed to look like two trees.

Mapping Urban Trees and Income in Manhattan

Caitlin Dempsey

This article analyzes tree and income data for the New York City borough of Manhattan.

How to Find the Latitude and Longitude of a Location Using Google Maps

Caitlin Dempsey

This tutorial will take you step-by-step through the process of finding the X,Y coordinates of a specific location using Google Maps.

Digital Hegemony: How Local Your Google Search Results are Depends on the Country

Caitlin Dempsey

Researchers took at look at search results on Google for 188 capital cities to see the country of origin for the top results.

Review | Curbing Catastrophe: Natural Hazards and Risk Reduction in the Modern World

G.T. Dempsey

G.T Dempsey reviews Timothy H. Dixon's new book, 'Curbing Catastrophe: Natural Hazards and Risk Reduction in the Modern World.'