cartography Archives - geojournalism.org

How to make an animated forest fire map using Google My Maps and Carto

Gustavo Faleiros — Fri, 19 Aug 2016 20:55:52 +0000

Introduction Agricultural burning and forest fire are some of the planet’s most serious environmental problems and, unfortunately, a very common occurrence in many countries. In the forests of the Amazon, the Congo Basin and Southeast Asia, fire can mean the advance of deforestation and most part of the fires are caused by humans in order […]

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Making Maps with JEO

Willie Shubert — Wed, 04 Feb 2015 17:55:42 +0000

The basic component of a map is its layers—an individually designed dataset—that are combined together to tell a story. In JEO 1.o and beyond, maps are built utilizing a layers content type which allows editors to more easily reuse the data they mapped. These layers are organized and configured in combination with a base map that usually consists […]

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Tips for Using Color in Maps

Mapbox — Wed, 25 Jun 2014 19:31:02 +0000

Color Theory and Mapping It’s important to realize how much your choice of color on a map can affect the story you are trying to tell with your data. As a brief introduction to some theories behind how to use colors on maps, here are three primary scheming designs for mapping data. Sequential Schemes Sequential […]

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OpenStreetMap editing using ID

Mikel Maron — Fri, 16 Aug 2013 01:21:12 +0000

You can easily edit the OpenStreetMap base map that you find at www.openstreetmap.org. And while doing it you will become part of the community of thousands of mappers worldwide who are creating the map together. Introduction What if your area isn’t mapped? Or you want to add a feature, like a waterway or lake? You can […]

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Downloading map information from OpenStreetMap

Erica Hagen — Fri, 16 Aug 2013 00:52:08 +0000

You may wish to actually get at the data in OpenStreetMap and extract a spreadsheet of information – not just latitude and longitude but also every detail about each point of interest or feature. Introduction OpenStreetMap is a terrific tool for mapping and editing maps. It is a user-created map of the world, made by thousands […]

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How to Map Photos Using OpenStreetMap and TileMill

Mikel Maron — Wed, 14 Aug 2013 21:29:27 +0000

This guide takes four steps, demonstrating an overview of the whole flow and connection between four tools to build a photo map. This guide will hit the main points and highlight how the tools connect up with open data Introduction Recently, we organized a fun skill share with Map Kibera, and then again with Transparent […]

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Balloon Mapping: How to make your low-flying satellite

Willie Shubert — Wed, 14 Aug 2013 21:10:57 +0000

Balloon mapping provides individuals or groups with a low-cost means to create a running record of events in map form, one that is temporally accurate and easy to share. What is Balloon Mapping? Today, aerial imagery—pictures that are taken from above the Earth’s surface—are typically made by satellites and planes. But in the days before […]

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Using Ushahidi to Map Reports on Solid Waste

Erica Hagen — Thu, 18 Jul 2013 21:45:06 +0000

Ushahidi is a great open-source software for presenting many kinds of information on a map. You can set up an Ushahidi site using Crowdmap which will help you tell a story by bringing together a map with the information and reports you choose to include. Introduction Ushahidi is a great open-source software for presenting many kinds of […]

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