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.

[Q]: Question: If a log is cold it is in? Answer: a tundra.
[A]: something in a cold place becomes cold


[Q]: Question: Pollination is required for what reproduction? Answer: flora.
[A]: plant reproduction requires pollination


[Q]: Question: Which activity would most increase atmospheric CO2? Answer: speedboat driving.
[A]:
carbon dioxide concentrations in the air have increased over the last decade dramatically