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Cheias
Cheias repentinas em Tessalónica
Furacões
Ondas de tempestadeFuracão Katrina
Terramotos
IntroduçãoTerramoto de Izmit
Vulcões
IntroduçãoCadeia vulcânica dos AndesEtnaNyiragongo e Nyamuragira
 
 
 
 
Article Images
Exercício 3: Monitorização e detecção multitemporal de alterações
 
 
 
New lava flood
Download:
 HI-RES JPEG (Size: 193 kb)
Training fields of 2001 that have to be modified for 2003 (new lava flow, plume, cloud).
 
 
Plume
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 HI-RES JPEG (Size: 180 kb)
Training fields of 2001 that have to be modified for 2003 (new lava flow, plume, cloud).
 
 
Cloud
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 HI-RES JPEG (Size: 103 kb)
Training fields of 2001 that have to be modified for 2003 (new lava flow, plume, cloud).
 
 
Download:
 HI-RES JPEG (Size: 672 kb)
The supervised classification result for the Landsat 2001 image was manually re-coloured with colours that are easier to distinguish and associate with land cover features.
 
 
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 HI-RES JPEG (Size: 693 kb)
Supervised classification of 31 January 2003 Landat image. The volcanic plume was classified as clouds, but unfortunately it overlays part of the new lava of the 2001 eruption.
 
 
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 HI-RES JPEG (Size: 878 kb)
Supervised classification image of 15 January 2003. The image is very cloudy. Lava of the 2001 eruption can clearly be seen.
 


Nyiragongo e Nyamuragira
Introdução
Detecção de alterações e avaliação de riscos
Ficha de trabalhoExercício 1: Explorar e aprender sobre o vulcãoExercício 2: Detecção de lava através de classificação supervisionada
Eduspace - Download
Nyiragongo_Landsat.zip
Eduspace - Software
LEOWorks 3LEOWorks 3 Tutorial
 
 
 
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