According to the authors of this passage, the one problem countries in Africa faced in attempting to adopt the Green Revolution was developing crop varieties.
The Green Revolution was the introduction of new, high-yielding crop varieties in developing countries in the mid-20th century.
Some African countries could not develop such high-yielding crop varieties, which are required in water-stressed regions without using many fertilizers.
Some critics point out that the Green Revolution resulted in:
Thus, according to the authors of this passage, the one problem countries in Africa faced in attempting to adopt the Green Revolution was developing crop varieties.
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