The first agriculture revolution was when people went from the old stone age to the new stone age. They started to domesticate animals. They stopped moving to gather and stayed in one spot.
Second Agriculture Revolution
In the second agriculture revolution they moved from human labor to machine labor. They got work done faster and easier.
Third Agriculture Revolution
The third agriculture revolution was when they used technology and science to improve farming. They invented GMOs which increased production. They also used chemical fertilizer which improve the crops yield.
GMO's improved crops. They increased production a lot. They make the crops grow better and they use seed hybridization. The pro is that they produce more. The con is that the crops are not natural because of the fertilizers.