First Agricultural Revolution
The first agricultural revolution was the transition of humans from nomadic hunting and gathering to agricultural production of domestic plants and animals. It started around 11,000BC. During this time humans dramatically changed their behaviors and became more civilized. It changed the way humans live by making many technological advances possible and allowed the population to grow dramatically.
Second Agricultural Revolution
The second revolution is primarily based on the advancements in technology that allowed greater agricultural advancements and the improved crops that made farming more productive and efficient. This occurred during the 17th and 18th century. Many crops were introduced to farming and equipment was improved to be more productive.
Third Agricultural Revolution
The third agricultural revolution, also called the green revolution, was a time that was an international effort to reduce hunger by improving crops. The third agricultural revolution occurred through the 1970s and 80s. There was new advancements in crops including GMO's and GE's.
Genetically Modified Organisms
Genetically modified organisms (GMO's) are when a gene from an organism is changed or removed to improve the crop. The main purpose of GMO's is to reduce or eliminate the use of pesticides. The pros of GMO's are resistance to insects, and tolerance to heat, cold, or drought. Cons are that they can be potentially harmful to your health.
Subsistence, Sustainable, and Commercial Farming.
Subsistence farming is when people farm only enough food to provide for themselves and their family. Sustainable farming is when people use farming techniques that protect the environment. Commercial farming is when farm in a large scale to produce a massive amount of food by using the latest techniques and machines.