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The Green Revolution, or the Third Agricultural Revolution, was a period of technology transfer initiatives that saw greatly increased crop yields. [ 1 ] [ 2 ] These changes in agriculture began in developed countries in the early 20th century and spread globally until the late 1980s. [ 3 ]
In the 20th century, environmental ideas continued to grow in popularity and recognition. Efforts were beginning to be made to save wildlife, particularly the American bison. The death of the last passenger pigeon as well as the endangerment of the American bison helped to focus the minds of conservationists and popularize their concerns.
The state of Punjab led India's Green Revolution and earned the distinction of being the "breadbasket of India." [1] [2]The Green Revolution was a period that began in the 1960s during which agriculture in India was converted into a modern industrial system by the adoption of technology, such as the use of high yielding variety (HYV) seeds, mechanized farm tools, irrigation facilities ...
In 1967, Roderick Nash published Wilderness and the American Mind, a work that has become a classic text of early environmental history.In an address to the Organization of American Historians in 1969 (published in 1970) Nash used the expression "environmental history", [4] although 1972 is generally taken as the date when the term was first coined. [5]
The program leads to the Green Revolution. — Wilderness Act. — United States Postal Service releases John Muir stamp. 1965 — In the Storm King case, a judge rules that aesthetic impacts could be considered in deciding whether Consolidated Edison could demolish a mountain, a landmark case in environmental law. — Northeast Blackout of 1965
Norman Ernest Borlaug (/ ˈ b ɔːr l ɔː ɡ /; March 25, 1914 – September 12, 2009) [2] was an American agronomist who led initiatives worldwide that contributed to the extensive increases in agricultural production termed the Green Revolution.
[4] [page needed] Famine largely ended by the start of the 20th century with the 1943 Bengal famine being an exception related to complications during World War II. In India, traditionally, agricultural laborers and rural artisans have been the primary victims of famines. In the worst famines, cultivators have also been susceptible. [5]
From ancient times, people suspected that the climate of a region could change over the course of centuries. For example, Theophrastus, a pupil of Ancient Greek philosopher Aristotle in the 4th century BC, told how the draining of marshes had made a particular locality more susceptible to freezing, and speculated that lands became warmer when the clearing of forests exposed them to sunlight.