Air Masses. An air mass is a large body of air with generally uniform temperature and humidity. The area from which an air mass originates is called a source region. Air mass source regions range from extensive snow covered polar areas to deserts to tropical oceans.
The new Indigo Kodi add-on from TVADDONs replaces some of the other add-ons released from that group including their wizard, maintenance tool, log uploader, notifications tool. However, it appears that the new Indigo add-on goes a step further than just replace those add-ons.
SimCity 4 mod | Released Jul 28, 2014. The Network Addon Mod, or NAM, is a modification for SimCity 4 Deluxe (or SimCity 4 with the Rush Hour Expansion pack), which adds a myriad of new transport network items, ranging from ground light rail, to fractional-angle roads, to roundabouts, and much more.