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Under the recommendation of the Seventh Central Pay Commission, the CCA classification was abolished in 2008. The earlier HRA classification of cities was changed from A-1 to X; A, B-1, and B-2 to Y; and C and unclassified cities to Z. [2] [3] [4] X, Y, and Z are more commonly known as Tier-1, Tier-2, and Tier-3 cities, respectively.
RBI defines rural areas as those areas with a population of less than 49,000 (tier -3 to tier-6 cities). [11] It is generally said that the rural areas house up to 70% of India's population. Rural India contributes a large chunk to India's GDP by way of agriculture, self-employment, services, construction etc.
There are classifications of cities and towns on many different criteria for various purposes. Even the classification for HRA and CCA was different - While one was based on the population of the core city, the other was based on the population of the Urban Agglomeration(UA). The income tax laws have a different classifications.
In the decade of 1991–2001, migration to major cities caused rapid increase in urban population. [7] [8] The number of Indians living in urban areas has grown by 31.2% between 1991 and 2001. [9] Yet, in 2001, over 70% lived in rural areas.
The urban hierarchy ranks each city based on the size of population residing within the nationally defined statistical urban area. Because urban population depends on how governments define their metropolitan areas, urban hierarchies are conventionally ranked at the national level; however, the ranking can be extended globally to include all cities.
As wildfires continue to rage through the Los Angeles area, the NFL has already put together an alternate plan for the Vikings-Rams playoff game.
Former Google CEO Eric Schmidt says human-directed AI-controlled drones are the future of war. Schmidt's startup, White Stork, is developing drones for Ukraine to use in its war with Russia.
For example, a person might shop in a nearby town, work in an intermediate city, and use an airport in a large city, thus belonging to the catchment areas of several urban centers. The City–Regions System Toolbox (CREST) [4] allows to check out any country's distribution in population access to cities of different sizes based on travel time.