Browsing Tag 'satellite'
Great day for a launch: all indications positive for Landsat 8. By Liza Lester, ESA communications officer. AT 10:02am local time on Monday, February 11, 2013, the Landsat Data Continuity Mission (LDCM) launched from Vandenberg Air Force Base, California, into a clear blue sky atop an Atlas V rocket. The latest USGS earth observatory satellite [...]
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This post contributed by Terence Houston, ESA Science Policy Analyst As noted in a previous EcoTone post, science plays an important role in hurricane monitoring efforts. The collaborative work of the US Geological Survey (USGS), the National Oceanic Atmospheric Administration (NOAA) and the Federal Emergency Management Agency (FEMA) help to monitor water levels in our [...]
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End of routine acquisitions for the Thematic Mapper, secondary sensor is still sending data. By Liza Lester, ESA communications officer. The US Geological Survey’s Landsat 5 Thematic Mapper has been a faithful friend to ecologists. Recoding image data in seven bands covering visible, thermal, and infrared spectra, the satellite has shown us retreating glaciers, advancing [...]
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This post contributed by Liza Lester, ESA communications officer Four hundred miles above the Earth’s surface, a satellite slides into lonely oblivion. After collecting and broadcasting earthly imagery for a remarkable quarter century past its expected 3-year lifespan, Landsat 5 is failing. Over the years, US Geological Survey engineers have contrived quite a few patches [...]
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This post contributed by Liza Lester, ESA communications officer. As winter storms pick up along the California coast, a harvest of giant kelp comes ashore with the tides, torn from seafloor anchorages by the rough action of waves. Waves are the most powerful force shaping the kelp forest, superseding the influence of temperature, nutrients, and [...]
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