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GNSS and Environmental Protection
Some Examples of GPS Applications in the Environmental Protection and Natural Processes Monitoring
The Krkonose National Park
Igor Jan DvořákInstitute of Hydrodynamics of ASCR
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GNSS and Environmental Protection
Code and Carrier Phase Measurements
• Botany• Geomorphology• Geology• Applied Geophysics• Environmental Hydrology
Single Frequency Receiver (TRIMBLE)
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GNSS and Environmental Protection
Single Frequency Receivers (TRIMBLE)Code measurements• mapping for botany and geomorphologyCarrier phase measurements• special geomorphologic applications• for applied geophysics• env. hydrology and botany (study of snow patch)
Dual Frequency Receivers (Leica)• mass movements monitoring (ploughing blocks)• crustal blocks movements (permanent station on Snezka Mt.)
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GNSS and Environmental Protection
Single Frequency Receivers (TRIMBLE)Code measurements• mapping for botany and geomorphologyCarrier phase measurements• special geomorphologic applications• for applied geophysics• env. hydrology and botany (study of snow patch)
Dual Frequency Receivers (Leica)• mass movements monitoring (ploughing blocks)• crustal blocks movements (permanent station on Snezka Mt.)
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Carrier phase measurements
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Carrier phase measurements
Contour lines (10 cm)
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Mapping of Cryoplanation Terraces
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Mapping of Cryoplanation Terraces
3D model of the mountain “Lucni hora”
(DEM + arial photo)
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Mapping of Cryoplanation Terraces
Slope Analysis of Mt. Lucni hora
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Mapping of Cryoplanation Terraces
Results of Shallow Seismic Refraction Method
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Mapping of Magnetic Susceptibility of the Soils
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Mapping of Magnetic Susceptibility of the Soils
15.4
1°
15.4
2°
15.4
3°
15.4
4°
15.4
5°
15.4
6°
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7°
15.4
8°
15.4
9°
15.5
°
15.5
1°
15.5
2°
50.68°
50.69°
50 .7°
50.71°
50.72°
50.73°
50.74°
50.75°
50.76°
50.77°
15 .43 15 .44 15 .45 15 .46 15 .47 15 .48 15 .49 15 .5 15 .51
50 .69
50 .7
50 .71
50 .72
50 .73
50 .74
50 .75
50 .76
Jablonec nad Jizerou
Rokytnice nad Jizerou
m ísto m ěření
0102030405060708090100110120130140
[10^- 5 S I]
Fig.1. M agnetom etrie svrchních pùdních vrstev
(Jab lonec - Rokytn ice n.Jizerou)
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Snow Cover Monitoring
Small mountain catchment“Modry potok”
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Snow Cover Monitoring
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Snow Cover Monitoring
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Snow Cover Monitoring
The snow depths maxima were 15.7 m, 6.1 m, 13.4 m, 7.6 m and 14.2 m recorded in five winter seasons between 2000 and 2004
Single Frequency Receivers (TRIMBLE Pro XR and Power)
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Snow Cover Monitoring
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Snow Cover Monitoring
3D model of the snow patch …
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Snow Cover Monitoring
… with measured snow cover (April 2000)
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Snow Cover Monitoring
… (June 2000)
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Snow Cover Monitoring
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Snow Cover MonitoringMay 2002
May 2003
Snow depth (m)
about 310 000 m3 of snow
almost 150 000 m3 of snow water equivalent
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Snow Cover Monitoring
Analysis of snow depth on botanical transects for computation of relation between snow and vegetation
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Snow Cover Monitoring
Combination of snow cover distribution and vegetation cover
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GNSS and Environmental Protection
GPS is very helpful for the environment