Queensland Flooding Satellite Image
February 7, 2012 | NASA Earth Observatory
“Severe flooding affected multiple communities along Australia’s Queensland-New South Wales border in early February 2012. On February 5, 2012, the Australian Associated Press reported that several thousand residents were isolated from the outside world by an inland sea.” Quoted from the Earth Observatory image release. |
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Making Blue Marble Images of Earth
February 7, 2012 | NASA
NASA has a short article that summarizes how the “Blue Marble” images of earth were created from satellite data. “The new image is a composite of six separate orbits taken on January 23, 2012 by the Suomi National Polar-orbiting Partnership satellite.” Quoted from the NASA article. |
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Blue Marble Horn of Africa Perspective
February 6, 2012 | NASA
NASA has produced a new “Blue Marble image. This one is an eastern hemisphere perspective featuring the Horn of Africa.
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Continued Eruption at Puyehue-Cordón Caulle
February 3, 2012 | NASA Earth Observatory
“Eight months of ceaseless activity have covered the landscape around Chile’s Puyehue Cordón Caulle Volcanic Complex in ash. The light-colored ash appears most clearly on the rocky, alpine slopes surrounding the active vent and Puyehue’s 2,236 meter (7,336 foot)-tall caldera.” Quote from the Earth Observatory image release.
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Satellites Rescued 207 People in 2011
February 2, 2012 | NOAA
“In 2011, NOAA satellites were critical in the rescues of 207 people from life-threatening situations [...]. The satellites picked up distress signals from emergency beacons carried by downed pilots, shipwrecked boaters and stranded hikers, and relayed the information about their location to first responders on the ground.” Quoted from the NOAA press release. |
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Satellite Image of Kilauea Caldera
February 1, 2012 | NASA Earth Observatory
“Shown here are two natural-color views: a close-up of the Kilauea Caldera and the Hawaiian Volcano Observatory, and a wide-area view showing Mauna Ulu and Pu’u ’O’o. Within the Kilauea Caldera lies Halema’uma’u Crater. A small plume of water vapor emerges from this crater and blows toward the southwest.” Quoted from the NASA image release.
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Coastal Topography Data
January 31, 2012 | USGS
USGS has released a large number of coastal topography data sets for the eastern coast and Gulf of Mexico acquired using lidar technology. |
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NASA Releases a New Blue Marble
January 26, 2012 | NASA
“A ‘Blue Marble’ image of the Earth taken from the VIIRS instrument aboard NASA’s most recently launched Earth-observing satellite – Suomi NPP. This composite image uses a number of swaths of the Earth’s surface taken on January 4, 2012. The NPP satellite was renamed ‘Suomi NPP’ on January 24, 2012 to honor the late Verner E. Suomi of the University of Wisconsin.” Quoted from the NASA press release.
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Monitoring Floods and Fires with LandSat
January 24, 2012 | USGS
USGS has recently published: “Monitoring Floods and Fires during the Summer of 2011 — The Value of the Landsat Satellite 40-Year Archive“ |
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Eruption at Kizimen Continues
January 16, 2012 | Earth Observatory
NASA’s Earth Observatory has a new satellite image of the eruption of Kizimen Volcano on Russia’s Kamchatka peninsula. It shows a gas-steam plume and lava flow on the eastern flank of the mountain. |
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New Island in the Red Sea
January 10, 2012 | NASA Earth Observatory
A January 7th satellite image of the Red Sea shows the new volcanic island about 40 miles off the cost of Yemen. The pushpin on the Google Map at right shows the location of the new island. For an image showing steam and ash escaping from the vent visit the Earth Observatory website. If you look closely at the zoomed in map you will see that the island is located in the center of the Red Sea Rift. |
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Torrential Rain in Brazil
January 9, 2012 | NASA Earth Observatory
“Torrential rain inundated southeastern Brazil in early January 2012, causing severe damage in multiple states. The floods forced thousands from their homes, damaged roads and homes, and broke through a levee in northern Rio de Janeiro State.” Quoted from the Earth Observatory image release.
Earth Observatory has a rainfall contour map and satellite image.
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Volcanic Activity Near Nyamuragira
January 8, 2012 | Earth Observatory
This image from Earth Observatory shows the heat of an active lava flow near Nyamuragira Volcano and a lava lake within the summit crater of Nyiragongo.
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Snow on Erupting Kizimen Volcano
January 4, 2012 | Earth Observatory
Kizimen Volcano on Russia’s Kamchatka Peninsula has been erupting since November 2010. Earth Observatory has a satellite image of the volcano showing ash-covered snow, a lava flow and steam plumes from the summit and a fumarole. |
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A New Island in the Red Sea?
December 29, 2011 | NASA Earth Observatory
“An eruption occurred in the Red Sea in December 2011. According to news reports, fishermen witnessed lava fountains reaching up to 30 meters tall on December 19.
By December 23, 2011, what looked like a new island appeared in the region.” Quote from the NASA image release. |
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Landsat Data to Track Resource Trends
December 27, 2011 | USGS
“Remote-sensing satellites help scientists to observe our world beyond the power of human sight, to monitor changes, and to detect critical trends in the conditions of natural resources.” Quoted from the USGS press release. |
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Dust Storms in Afghanistan
December 26, 2011 | NASA Earth Observatory
NASA’s Earth Observatory has a satellite image that shows dust storm in Afghanistan carrying plumes of dust out over the Arabian sea.
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Flooding in New South Wales, Australia
December 4, 2011 | Earth Observatory
NASA’s Earth Observatory has satellite images of recent flooding along the Namoi River in New South Wales, Australia. The waters cut off numerous communities and swamped others. |
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Moving Sand Dunes on Mars
November 30, 2011 | NASA
New images from NASA’s Mars Reconnaissance Orbiter show sand dunes moving across the surface of Mars at dozens of locations. The images are providing new information about the power and frequency of surface winds on Mars. |
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Rowley Shoals Coral Reef Atolls
November 7, 2011 | NASA Earth Observatory
NASA’s Earth Observatory posts an interesting astronaut photo of Rowley Shoals a cluster of coral reef atolls in the southwestern Timor Sea, north of Australia. |
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