The White Revolution, or Operation Flood, launched on January 13, 1970, was the world's largest dairy development programme and a landmark project of India's National Dairy Development Board (NDDB). It transformed India from a milk-deficient nation into the world's largest milk producer, surpassing the United States in 1998 with about 22.29 percent of global output in 2018. Within 30 years, it doubled the milk available per person in India and made dairy farming India's largest self-sustainable rural employment generator. The programme was launched to help farmers direct their own development and...

In sociolinguistics, a register is a variety of language used for a particular purpose or particular communicative situation. For example, when speaking officially or in a public setting, an English speaker may be more likely to follow prescriptive norms for formal usage than in a casual setting, for example, by pronouncing words ending in -ing with a velar nasal instead of an alveolar nasal (e.g., walking rather than walkin'), choosing words that are considered more formal, such as father vs. dad or child vs. kid, and refraining from using words considered nonstandard, such as ain't and y'all...

En sociolinguistique, le terme registre de langue dénomme un type de variété de langue dont on connaît des interprétations diverses, et pour laquelle on trouve d’autres appellations aussi, en fonction de l’école linguistique ou du linguiste. Dans la linguistique de langue anglaise, pour certains auteurs, par exemple Joshua Fishman, un registre est une variété de langue choisie par le locuteur en fonction de la situation de communication. Ainsi, il y a des registres en fonction du domaine de la communication (des registres techniques et non techniques), en fonction des moyens et de la manière de...