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The Green Revolution

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by

Lisa Healow

on 8 May 2018

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Transcript of The Green Revolution

The Green Revolution
Hunger
There is enough food in the world today for everyone to have enough


870 million hungry people according to the UN World Food Program
50% live in Asia and the Pacific, 25% live in Africa, 75% live in rural areas in developing countries
Hunger continues to exist due to government instability, food wastage, natural disasters, and poverty
Origins
Genetically modified
Pros
Technological Advances
a widespread scarcity of food
domesticated plants bred specifically to produce an increased amount of grain planted per acre
Cons
Little to no knowledge on long-term effects to humans or ecosystem
Possible increase in allergies among humans
More nutritional benefits: golden rice can be fortified with Vitamin A, which will help decrease child mortality rates
Pros
Cons
fewer farmers needed to produce the same amount of crops

less-productive crops no longer used - 30,000 rice varieties prior to Green Revolution, about 10 today

more land can be used for agriculture




crops need more nutrients and protection
fewer small-scale farmers able to make a living, farming has developed into "big business"

greater diversity means greater stability, less diversity means more susceptible to pests



many debates and wars have sprung up over water rights, lots of energy spent moving water



pesticides can be dangerous to humans
High-yield
Fewer varieties
Improved irrigation technology
Increased use of fertilizer and pesticides
HOWEVER
defined: revolutionary developments in the field of agriculture during the 1940s through 1960s
Following World War II, developing nations like Mexico and India were facing famine

In 1944, American chemist Norman Borlaug began developing new high-yield varieties of wheat in Mexico

In the 1960s, Borlaug moved
on to India where he developed
a new high-yield variety of rice
Full transcript