A new reference guide from ESRI Press will help overcome problems in aligning disparate map projections with GIS technology. Designed for beginning and advanced ArcGIS practitioners, Lining UpData in ArcGIS: A Guide to Map Projections offers techniques for identifying and creating accurate map projections and co-ordinate systems. The content ranges from procedures to identify […]
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Virtual Brisbane for 3D City Planning
JONATHON POWERS The world of 3D visualisation is rapidly maturing, at least in applications designed for city planning. This is not so much about the model itself. Practical 3D modelling capability has been around for the best part of two decades. Rather, it’s about the interfaces that now exist between GIS and visualisation, and the […]

Cyclone Sidr Devastates Bangladesh
On 15 November 2007, a category 4 cyclone, called Cyclone Sidr, came ashore in Bangladesh. Wind speeds reached 225 km/h; some waves were eight metres high. More than 3200 people died. Bangladesh is a prisoner of its geography. Three rivers, the Brahmaputra, the Ganges and the Meghna, rise in the Himalaya mountains before they converge […]

Rebuilding Aceh Post-Tsunami
JON FAIRALL On 26 December 2004, a devastating tsunami, triggered by the Great Sumatra-Andaman earthquake, hit Banda Aceh. The wave killed more than 186,000 people in Aceh, but the UN puts the overall casualty count at 229,866. Indonesian government figures cite 513,278 refugees in the weeks following the disaster. Whatever the final toll, it was […]

Designing Maps for the Web
JOSE DIACONO Good cartography for online mapping is about what you show, how you show it and how fast. No matter how current and correct your GIS information, such distractions as slow display, spidery fonts, obscure icons or cluttered symbology will turn off an increasingly demanding public. They just need answers. Unfortunately, however, it is […]

Mapping the Sydney Underground
JON FAIRALL Tough new penalties await contractors who interrupt electricity and gas supplies in Sydney. The legislation, which allows for five-year jail terms, has passed through the New South Wales Parliament and is now awaiting Royal Assent. It follows a series of power failures in Sydney’s central business district in March. The legislation is a […]