We follow the Geo Twitter-sphere very closely… the following are just a few of the tweets we’ve "faved" in the past several days… please follow us @GISuser and/or @gletham – see all the Faves HERE @lapeltz ESRI’s ocean basemap to be released on World Hydrography Day, June 21st @guykawasaki Why great ideas fail http://is.gd/WCa5A8 @steve_snow_ […]