GeoServer 1.7.2 Released

GeoServer have announced the release of GeoServer 1.7.2. Sounds like a minor release, but in reality 1.7.2 adds advanced labelling features (curves,etc);  hatching; HTML image maps; support for DB2; GDAL/OGR; and over 70 bug fixes. The full announcement is here: http://blog.geoserver.org/2009/01/25/geoserver-172-released/ GeoServer is a Java based server for viewing and editing geospatial data,  that uses ...

Technical Overview: Google Maps

Technical Overview: Google Maps
Google Maps is the most well known of the various mapping web services. With a rich JavaScript API, road maps, route planning, satellite images, and data plotting; Google Maps offers similar services and maps as Microsoft’s competing Virtual Earth service. Google Maps should not be confused with Google’s other mapping product, Google Earth. Google Earth ...

Book Review: GML Geography Mark-Up Language

GML Geography Mark-Up Language: Foundation for the Geo-Web, by Ron Lake, David S. Burggraf, Milan Trninic, Laurie Rae; publ. by Wiley With a chief writer who was responsible for much of the GML standard, this book is an indispensible reference for those who wish to create their own GML application schema, or wish to have ...

Virtual Earth: Technical Overview

Virtual Earth: Technical Overview
Virtual Earth is an online mapping platform from Microsoft. Virtual Earth allows an application to display geographic data on imagery provided by Virtual Earth. The SDK includes geocoding, pushpins, shape annotation, and a route determination.

Book Review: KML Handbook

The KML Handbook: Geographic Visualization for the Web, by Josie Wernecke, Addison Wesley 2008 Josie Wernecke provides an excellent description of all of the features of KML (Keyhole Markup Language). This book serves as both an introductory guide and a reference for KML practitioners.

Using Virtual Earth with OpenLayers

Using Virtual Earth with OpenLayers
This article uses examples from the EcoMap Costa Rica project to demonstrate the use of OpenLayers to combine virtual Earth with other map technologies. OpenLayers supports a wide range of map sources, including WFS, Yahoo, WorldWind, Google, TileCache, TMS, and GML.

Overview of the EcoMap Costa Rica Maps

Overview of the EcoMap Costa Rica Maps
This short article describes the architecture of the EcoMap Costa Rica map pages as an example of a typical geospatial web application that uses multiple software technologies. It is the first of two articles. The second article uses examples from the EcoMap Costa Rica website demonstrating the use of OpenLayers in order to combine Virtual ...

Technical Overview: GML

GML (Geography Markup Language) is based on XML and was developed by the Open Geospatial Consortium (OGC) to express geographic features.

Book Review: Web Mapping Illustrated

Web Mapping Illustrated, by Tyler Mitchell, publ. O’Reilly Media Aimed at web authors with little GIS experience, this book gives a good introduction to creating an online web map or service using open source tools. The book should have enough to get you going, but you will need to consult other sources to complete a ...

Technical Overview: KML

Technical Overview: KML
KML (Keyhole Markup Language) was developed by Keyhole, Inc for adding geographic annotation, models, and simple animation to their Keyhole Earth Viewer. Keyhole was taken over by Google in 2004, and the Earth Viewer is now known as Google Earth. Google have also adopted it for use on their Google Maps platform, and it is ...