How Does Our Modern Concentration of Atmospheric CO₂ Compare with CO₂

question 48

Multiple Choice

How does our modern concentration of atmospheric CO₂ compare with CO₂ during the past 800,000 years of Earth's history?

• A) Atmospheric CO2 concentrations have been constant for the past 800,000 years.
• B) It is lower today than at any time in the past 800,000 years.
• C) It is greater today than at any time in the past 800,000 years.
• D) There is too much variability in atmospheric CO₂ to describe any trends through time.

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Definitions:

Suppress Dissension

Refers to actions or strategies aimed at minimizing conflict, disagreement, or opposition within a group.

Cultural Cause

A factor or influence related to the customs, beliefs, and practices of a society that affects behaviors or outcomes.

Prejudice

A preconceived opinion or judgment about someone or something that is not based on reason or actual experience.

Acculturation

The process of adopting the cultural traits or social patterns of another group, often happening when different cultures come into direct contact.