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Could you help me
By GISRS972,
I would like to learn WebGIS from 0
Who can help me to beginn it
Thank you very much
Map of Global Lightning
By Lurker,
Need to know where to go in order to get hit by lightning more than once? NASA has the answer for you. Based on data collected from 1998–2013 by the Lightning Imaging Sensor (LIS) on NASA’s Tropical Rainfall Measuring Mission satellite, and from 1995–2000 by the Optical Transient Detector (OTD) on the OrbView-1/Microlab satellite, a global map showing the lighting flash rate (number of flashes per kilometer per year) was created.
Based on satellite observations, researchers found that li
New Warning System for Flash Drought
By Lurker,
Drought and flash drought rank second in terms of national weather-related economic impacts behind hurricanes, with annual losses nearing $9 billion in the United States, according to the National Oceanic and Atmospheric Administration. To provide earlier detection, the Quick Drought Response Index, or QuickDRI, went operational in June 2017 as a weekly drought alarm, providing improved sensitivity to early-stage drought conditions and rapidly evolving drought events.
“QuickDRI fills a gap
Jason-2 Will Help Sea Floor Mapping
By Lurker,
A new research mission is being launched in order to continue to add to our knowledge of the seas, including expanded efforts to map the sea floor.
NASA, NOAA, the French Space Agency Centre National d’Etudes Spatiales, and the European Organization for the Exploitation of Meteorological Satellites are using their joint Jason-2 satellite for the project. The satellite was first used with these organizations for the Ocean Surface Topography Mission. Jason-2 has been in orbit for nine years a
Klencke Atlas Online
By Lurker,
The Klencke Atlas is one of the world's biggest: it measures 176 x 231 cm when open.
It takes its name from Joannes Klencke, who presented it to Charles II on his restoration to the British thrones in 1660. Its size and its 40 or so large wall maps from the Golden Age of Dutch mapmaking were supposed to suggest that it contained all the knowledge in the world.
At another level, it was a bribe intended to spur the King into granting Klencke and his associates trading privileges and ti
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