: In this activity, users download and graph modeled climate data to explore variability in climate change. Most people know that climate changes are predicted over the next hundred years, but they may not be aware that these changes are likely to vary from region to region. Using data from the University of New Hampshire?s Earth Science Information Partner, a digital library of Earth Science data, ... Full description.

In this activity, students will observe the effect of the gases resulting from a burned fossil fuel on the heat absorption of air and determine the ability of phytoplankton to remove greenhouse gases from the atmosphere. This activity is part of a set of three activities exploring the effects of phytoplankton on water and air. Full description.

This Earth Observatory site contains detailed information on the carbon cycle of the Earth. It provides an explanation of the role of carbon in the geologic carbon cycle followed by a discussion of carbon in the life process, including photosynthesis and respiration. Carbon sinks on land and in the ocean are covered next, followed by the human role in the cycle. Lastly, the activity of the National ... Full description.