Where did the carbon dioxide and methane data in the SmartFigure come from?


Answer: air bubbles in ice cores from Antarctica

Environmental & Atmospheric Sciences

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Which of the following is a pollutant at the local scale?

A) carbon dioxide B) carbon monoxide C) acid precipitation D) sulfur oxides E) chlorofluorocarbons

Environmental & Atmospheric Sciences

China's rail and road network is most dense in the:

A) north B) south C) east D) west

Environmental & Atmospheric Sciences

What is a great circle? What are small circles?

What will be an ideal response?

Environmental & Atmospheric Sciences

Which of the following rocks will be most resistant to weathering?

A) Solid bedrock B) Jointed bedrock C) Bedrock with solution weathering D) Bedrock with sheeting

Environmental & Atmospheric Sciences