Green Revolution in India - Wikipedia
https://en.wikipedia.org/wiki/Green_Revolution_in_IndiaThe Green Revolution was a period when agriculture in India was converted into an industrial system due to the adoption of modern methods and technology, such as the use of high yielding variety (HYV) seeds, tractors, irrigation facilities, pesticides, and fertilizers.Mainly led by agricultural scientist M. S. Swaminathan in India, this period was part of the larger Green …
History of chemistry - Wikipedia
https://en.wikipedia.org/wiki/History_of_chemistryThe history of chemistry represents a time span from ancient history to the present. By 1000 BC, civilizations used technologies that would eventually form the basis of the various branches of chemistry. Examples include the discovery of fire, extracting metals from ores, making pottery and glazes, fermenting beer and wine, extracting chemicals from plants for medicine and …