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Mapping A Disaster
- 9. 4,500 km 2 of land burned
- 12. ABC radio
government broadcaster
official emergency response network
24/7 radio coverage
- 15. official sources
Country Fire Authority:
private lands
www.cfa.vic.gov.au
Dept of Sustainability and Environment:
public lands
www.dse.vic.gov.au
- 30. who needs to know?
people in danger
friends and family
people following
the news
- 34. version one
scrape CFA RSS
geocode locations
publish as a flash map
- 37. 6 hours
initial
development
(2 hours of that on
flash/IE debugging)
- 40. version two
automate geocoding
georss.org
google maps API
auto-refresh the map
search, links to relief agencies
- 56. NASA MODIS
TERRA and AQUA
250m resolution
daily coverage
IR detectors
rapidfire.sci.gsfc.nasa.gov
- 66. serving the images
geotiff images
stitch them together
standard format for map tiles
standard file names
- 69. Googleʼs map
tile pipeline not
suited to
smaller jobs
or repeated,
fast turnaround
jobs
- 71. maptiler
gdal2tiles
(summer of code)
- 72. maptiler
gdal2tiles
(summer of code)
geotiff
⇓
tile images
- 80. HTTP Expiry Headers
Google Front Ends
Image tiles cached
code open sourced
“mapvisage” on
google code
- 81. HTTP Expiry Headers
Google Front Ends
Image tiles cached
code open sourced
“mapvisage” on
google code warning: code not
the prettiest
- 89. made map
embeddable
news sites
blog posts
homepage promo
peak:
8M map views/day
sustained:
60 hits/sec
- 92. benefits
reassurance for the worried
better understanding of the fire scale
- 93. benefits
reassurance for the worried
better understanding of the fire scale
took load off fire service websites
- 118. structure
RSS/Atom are obvious choices
think: how can I expose this data as RSS?
- 121. RSS/Atom
browsers/readers
services to forward to SMS