Landsat

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27 05, 2016

Observing the May 2016 Fort McMurray Wildfire: A Survey of Satellite Imagery Sources (including Sentinel-2)

May 27th, 2016|Canada, Earth Observation, Image Analysis, Landsat, Major Events, Sentinel-2, Wildfire|

The May 2016 Fort McMurray Wildfire in Alberta, Canada is catastrophic. The fire started on May 1, and as of May 24, is still raging. The fire has destroyed ~2,400 homes and buildings, and resulted in massive fire scars (burnt areas) over 500,000 hectares. It becomes the most expensive nature disaster in Canadian history, with an [...]

1 04, 2016

Innovative Earth Observation Image Analysis for Wildfires and Flooding: Two U.S. Examples

April 1st, 2016|Bushfire, Earth Observation, Flood, Image Analysis, Landsat, Major Events, USA, Wildfire|

Modern Earth Observation satellites are often equipped with special sensors that are capable of measuring the reflectance of ground features at short-wave infrared (SWIR) wavelengths. Most SWIR images currently in use are from the following four major satellites: Sentinel-2 (ESA, 20m resolution for SWIR bands) Landsat-8 and Landsat-7 (NASA & USGS, 30m resolution for SWIR bands) ASTER [...]

8 03, 2016

Major Bushfires in Australia in 2015-2016 Summer: Before and After Satellite Imagery

March 8th, 2016|Australia, Bushfire, Climate Change, Earth Observation, Image Analysis, Landsat, Major Events, Wildfire|

Extreme temperatures, frequent heatwaves and prolonged drought (link), enhanced by one of the most powerful El Niño events, have once again caused many bushfires in Australia in 2015-2016 summer season. Major damaging bushfires (grass fires and forest fires) broke out in most bushfire-prone states, including: The November 2015 Pinery bushfires in South Australia The December 2015 Great Ocean [...]