Chapter 26: Remote Sensing and Satellite Earth Observation

Figure 26.1

(a) Electromagnetic waves and (b) electromagnetic spectrum.

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Figure 26.3

Example of typical spectral signatures from green vegetation, dry vegetation and soil

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Figure 26.4

Comparison of Landsat 7-9 and Sentinel-2 wavebands (NASA, 2020a)

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Figure 26.5

Example of an EO profiling techniques from (a) the 2011 Arizona wildfire from the CALIPSO satellite (NASA, 2013), and (b) Methane emissions from agriculture and fossil fuel use created by combining GOSAT with field observations (NASA, 2020b)

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Figure 26.6

High-resolution QuickBird imagery from (a) before and (b) after the 2004 Boxing Day tsunami in Banda Aceh, Indonesia; and (c) reconstruction by 2009.

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Figure 26.8

Landsat imageries of southeast Florida demonstrating the use of different composite combinations to highlight land cover features. The middle composite highlights vegetation and the urban areas (shown in red and cyan/grey respectively). The bottom composite highlights burnt areas (in dark red) and vegetation (in green). Adapted from Earth Imaging Journal (2014).

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Figure 26.9

Changes in NDVI from Landsat over the Santa Monica Mountains between 1986 and 2011

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Figure 26.10

Examples of Earth Observation satellite products for April 2022. Adapted from NASA (2022).

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