The ____________________ ratios of calcium carbonate shells have provided information about the sequence of glacier advances

Fill in the blank with correct word.


ANSWER: oxygen-isotope
oxygen isotope
oxygen isotopic

Environmental & Atmospheric Sciences

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The interdisciplinary study of the causes and consequences of changing climate for all Earth systems and the sustainability of human societies is

A) climate change science. B) meteorology. C) paleoclimatology. D) climate policy.

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Explain how slope aspect can affect vegetation patterns in highlands

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The new substances made through oxidation of existing minerals are ________ than the original minerals

A) less voluminous B) softer C) less easily eroded D) less oxygen rich E) more organic

Environmental & Atmospheric Sciences

Judge the following sentence according to the criteria given below: The true value of the ecological efficiency in populations important to present fisheries is of practical importance BECAUSE it determines the size of the fish harvest that can

safely be taken from the oceans without damaging the ecosystem. A) The assertion and the reason are both correct, and the reason is valid. B) The assertion and the reason are both correct, but the reason is invalid. C) The assertion is correct, but the reason is incorrect. D) The assertion is incorrect, but the reason is correct. E) Both the assertion and the reason are incorrect.

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