Quiz What can be seen from a satellite? Higher School of Economics, - PowerPoint PPT Presentation

Geoapplications development http://rgeo.wikience.org Quiz What can be seen from a satellite? Higher School of Economics, Moscow, www.cs.hse.ru

2 What phenomenon is visible here?

3 The eclipse on August 21, 2017 https://earthobservatory.nasa.gov/IOTD/view.php?id=90796&src=eoa-iotd

4 What phenomenon is visible here?

5 Klyuchevskoy Volcano eruption Kamchatka Peninsula

6 Volcano eruption > 100 volcanos of Alaska-Kuriles are dangerous for aviation 5-6 strong eruptions per year > 200 passenger airplanes daily 30 000 passengers 80 000 airplanes per year airplane path change costs millions of dollars http://smiswww.iki.rssi.ru/d33_conf/files/pdf/14/5703_Girina_et_al_Monitoring_SRI_2016.pdf

7 What phenomenon is visible here?

8 Wildfires Rage in Siberia http://earthobservatory.nasa.gov/IOTD/view.php?id=88284

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10 Northwestern Europe at Night http://earthobservatory.nasa.gov/IOTD/view.php?id=51892

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12 Central pivot irrigation http://earthobservatory.nasa.gov/IOTD/view.php?id=5772

13 What is it?

14 Artificial Archipelagos, Dubai, United Arab Emirates http://earthobservatory.nasa.gov/IOTD/view.php?id=42477

15 Data volume How do you think, what is the volume of imagery collected by satellites?

16 Big data DigitalGlobe collects 70 terabytes of imagery on an average day with their constellation of six large satellites. https://www.mapbox.com/blog/digitalglobe-maps-api/

17 What is the highest satellite imagery resolution? Meters? Centimeters? What can you see there?

18 30 cm http://microsites.digitalglobe.com/30cm/