Experts doubt authenticity of China’s pre-Columbus map

Saturday March 25th 2006
Filed Under Maps 

Article from the Chinese newspaper People’s Daily on the authenticity of a map showing that the Chinese visited America before Christopher Columbus.

Time and GIS

Tuesday March 21st 2006
Filed Under Link Library 

Articles and applications on the analysis of time in GIS. Most interesting is the visualization of the space and time concurrently. Read more

Subjects in GIS

Tuesday March 21st 2006
Filed Under Link Library, Reference 

GIS is emerging as a strong tool in the many fields. Case studies, tools and techniques can be found here. Read more

Image Rectification

Tuesday March 21st 2006
Filed Under Imagery, Link Library 

Links to the available image rectification software packages on the market as well as articles about orthorectification. Read more

Extensions for ArcView 3.x

Tuesday March 21st 2006
Filed Under ArcView 3x, Avenue, Link Library 

Sources of free and commercial ArcView 3x extensions. Extensions are add-on utilities that increase the functionality of this older version of ESRI’s desktop GIS application. Read more

St. Patrick’s Day Demographics - March 17th, 2006

Thursday March 16th 2006
Filed Under Census, Features, Trivia 

Although not an official “federal” holiday in the United States, St. Patrick’s Day has a long history of being celebrated with parades and general goodwill for all things Irish. The day commemorates St. Patrick, believed to have died on March 17, who introduced Christianity to Ireland in the fifth century. Because many Americans celebrate their Irish lineage on St. Patrick’s Day, March was picked as Irish-American Heritage Month. The month was first proclaimed in 1995 by Congress. Each year, the U.S. president also issues an Irish-American Heritage Month proclamation. Read more