Gulf Anoxia Course Project part of Quantitative Skills:Activity Collection
In this activity students work in groups to investigate the problem of Gulf of Mexico hypoxia before developing mitigation strategies based on local contriubtions to the problem. The students present their ideas in a public meeting debate format from which a solution must be selected by the entire class.

Porsche 911 Turbo vs. Toyota Prius part of Quantitative Skills:Activity Collection
This problem illustrates how consumer decisions can influence carbon dioxide levels in the atmosphere, how to make back-of-the-envelope calculations, and demonstrates the power of exponential growth.

What is the fate of CO2 produced by fossil fuel combustion? part of Quantitative Skills:Activity Collection
A box model is used to simulate the build up of carbon dioxide in the atmosphere during the industrial era and predict the future increase in atmospheric CO2 levels during the next century.

The Changing Geographic Distribution of Malaria with Global Climate Warming part of Quantitative Skills:Activity Collection
In this exercise, students analyze climate data to find areas in the southern United States that are now close to having conditions in which the malaria parasite and its mosquito hosts thrive and then attempt to forecast when areas might become climatically suitable.

Driving Through Geologic Time part of Quantitative Skills:Activity Collection
An analogy of the Earth's history to a cross-country drive.