Showing posts with label aerial photography. Show all posts
Showing posts with label aerial photography. Show all posts

17/09/2009

Sarychev eruption seen from International Space Station (2009)



A fortuitous orbit of the International Space Station allowed the astronauts this striking view of Sarychev volcano (Russia’s Kuril Islands, northeast of Japan) in an early stage of eruption on June 12, 2009. Sarychev Peak is one of the most active volcanoes in the Kuril Island chain and is located on the northwestern end of Matua Island.

Prior to June 12, the last explosive eruption had occurred in 1989 with eruptions in 1986, 1976, 1954 and 1946 also producing lava flows. Commercial airline flights were diverted from the region to minimize the danger of engine failures from ash intake. This detailed photograph is exciting to volcanologists because it captures several phenomena that occur during the earliest stages of an explosive volcanic eruption.

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27/08/2009

Bolivian Deforestation



Bolivian Deforestation
Image taken 8/1/2000

Once a vast carpet of healthy vegetation and virgin forest, the Amazon rain forest is changing rapidly. This image of Bolivia shows dramatic deforestation in the Amazon Basin. Loggers have cut long paths into the forest, while ranchers have cleared large blocks for their herds. Fanning out from these clear-cut areas are settlements built in radial arrangements of fields and farms. Healthy vegetation appears bright red in this image.



This deforestation can be found on Landsat 7 WRS Path 230 Row 72, center: -17.35, -62.18.
 
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