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Postcards



UAVSAR Postcard Mexicali Earthquake

Interferometric image of the 2010 Baja California Earthquake
(October 20, 2009 & April 13, 2010)

This image of the El Mayor - Cucapah Earthquake (April 4, 2010) shows surface ruptures not seen from space-borne instruments.

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UAVSAR Postcard San Francisco Bay Area


Polarmetric SAR image (channels: HH HV VV) of California's San Francisco Bay Area
(February 18, 2009)



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UAVSAR Postcard Kilauea Volcano

Interferometric image of Hawaii's Kilauea Volcano
(January 4, 2010 & May 7, 2011)

Located on Hawai'i Island (the Big Island), Kilauea is a currently hyperactive shield volcano, frequently outpouring lava. Its current eruption dates back to January 3, 1983.

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UAVSAR Postcard Cepreses

Interferometric image of Chile's Rio Los Cipreses National Reserve
(March 25 & 27, 2013)

The colors correspond to small amounts of ground movement that occurred between the two dates. Rapid color changes show where the glacier is moving more quickly. The colors are draped over Google Earth.

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UAVSAR Postcard Azufre



Cordon del Azufre volcanic complex,
Chile & Argentina
(March 24, 2013)


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UAVSAR Postcard Pacaya Samiria

Polarmetric SAR image (channels: HH HV VV) of Peru's Pacaya-Samiria National Reserve
(March 17, 2013)

Areas by color: black is open water, grayish-green is tropical forest, dark green is low vegetation, perhaps floating vegetation, while red and pink are two different types of inundated vegetation.

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UAVSAR Postcard Tungaurahua


Polarimetric SAR image (channels: HH HV VV) of Ecuador's Tungurahua Volcano
(March 15, 2013)

As one of Ecuador's most active volcanoes, Tungurahua has had several major eruptions since volcanic
activity restarted in August 1999.

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UAVSAR Postcard San Miguel Volcano


Polarimetric SAR image (channels: HH HV VV) of El Salvador's San Miguel Volcano
(March 8, 2013)

San Miguel last erupted on December 29, 2013, prompting the evacuation of thousands of people living in a
3 km radius of the volcano.

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UAVSAR Postcard Kyushu



Polarimetric SAR image of Japan's Kyushu Volcanoes (October 5, 2012)

Kirishima is a group of more than 20 active volcanoes on Kyushu. Japan's third largest island. It last eruped in August of 2011.

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UAVSAR Postcard Vatnojokull Glacier


Polarimetric SAR image of Iceland's Vatnajokull Glacier (June 3, 2012)

Vatnajokull is the largest ice cap in Europe by volume, with an average ice thickness of 400 meters. Like many glaciers of Iceland, Vatnajokull has several volcanoes.

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UAVSAR Postcard Aleutian 1


Polarimetric SAR image of Alaska's Aleutian Islands (August 11, 2011)

Umnak is the third largest island in the Aleutian archipelago and its volcanic aldera on Mount Okmok contains the only field of geysers in Alaska.

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UAVSAR Postcard Aleutian 2

Polarimetric SAR image of Alaska's Aleutian Islands (August 4, 2010)

Herbert (left) and Chuginadak (right) are part of the Islands of Four Mountains, each of which has its own prominent volcano. Mount Cleveland volcano on Chuginadak is currently active, erupting at least 22 times in the last 230 years.

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UAVSAR Postcard Hawaii



Polarimetric Image of Southeast Oahu, HI (January 10, 2010)


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UAVSAR Postcard Iceland PolSAR


Polarimetric SAR image of Hofsjokull, Iceland (June 12, 2009)

The blue areas are bare ground surfaces and
the green areas are ice.

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UAVSAR Postcard Iceland InSAR



Interferometric SAR image of Hofsjokull, Iceland (June 10-11, 2009)

The colors indicate the glacial velocity where yellow is moving to the northwest and turquoise is moving to the southeast.

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