This Graph Shows One Estimate of Average Air Temperatures

question 101

Multiple Choice

This graph shows one estimate of average air temperatures. This graph indicates that:

• A) humans and greenhouse gases are responsible for global warming
• B) overall, air temperatures have been increasing since around 1910
• C) Earth was warmer in the late 1800s than it was in the late 1900s
• D) all of these

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Merchandise

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