Satellite communications & spectrum allocation sits within Telecommunications, the sector connecting humanity, and increasingly the substrate modern commerce runs on — a category whose overall market size could not be confirmed against a primary source this pass. Satellite communications & spectrum allocation is one of 11 of the category's 20 items directly backed by ITU's tracked indicators, or for undersea cables, the International Cable Protection Committee, rather than an editorial judgment call.
Satellite communications & spectrum allocation is 1 of 20 items in Telecommunications. See the full ranked list, or browse all 20 Human Endeavors categories.