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1.The people had been almost forced to plant trees.
2.The people had been told to increase the number of plants so that our earth remains protected.
The advantages ot Green Revolution;
Hyv's ( high yielding varieties) have increased food production. For example, India, which used to experience food shortages until 1960's became self-sufficient in cereals.The inrcease in yields led to a fall in food prices.Faster-growing varieties allow an extra crop to be grown each year.Yields are more reliable as many new varieties are more disease-resistant.Higher yields allow other crops, notably vegetables, to be grown, adding variety to the local diet. HYV's allow the production of some commercial crops.