In this task, you are given a question and a corresponding answer. Your task is to generate a fact statement that is useful in answering the given question.
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Question: Question: During a prolonged shortage of water, a tree's ability to add extra tissue and grow thick rings is slowed and the tree produces? Answer: thinner growth rings.

Answer: as the amount of available water decreases , tree-growth rings will become narrower


Question: Question: The sun shines the least when an area has? Answer: precipitation.

Answer: as the amount of rain increases in an environment , available sunlight will decrease in that environment


Question: Question: Death? Answer: deducts from population total.

Answer:
if an organism dies then the population of that organism will decrease