Carbon Cycle
Basics of the Carbon Cycle and Greenhouse Effect
An introduction to the Earth's atmosphere and the greenhouse effect, and the role of the carbon cycle in determining the amount of greenhouse gases in the atmosphere.
Measuring Greenhouse Gases
Measuring Greenhouse Gases
Take a tour of the operations of the Greenhouse Gas Reference Network, and learn about the why, where and how behind the measurements of greenhouse gases.
Isotopes of Carbon Dioxide
Isotopes of Carbon Dioxide
Describes the study of isotopes of carbon dioxide and the process of measuring isotopic ratios. Users learn about both stable and radiocarbon isotopes of carbon dioxide in atmospheric science.
Ozone Poster
Ozone Poster
An overview handout for middle school students describing the basics of the ozone layer and ozone depletion.
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In the Air Video
What's in the Air Video
The What’s in the Air video is a 13 minute look at the atmospheric monitoring efforts being put forth by NOAA’s Carbon Cycle Greenhouse Gases group, and their partners across the globe.
Information and Activities
Information and Activities for Teachers and Students
Activities designed to facilitate as well as enhance teacher instruction on a variety of topics related to Earth Science and Climate Change.
Frequently Asked Questions
Frequently asked questions about climate change, greenhouse gases, ozone depletion and air quality.

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