There are two ways to reduce net emissions of carbon dioxide: limit how much carbon dioxide is emitted into the atmosphere as we burn fossil fuels, or increase the rate at which it is absorbed. In this lesson, discussion...

The amount of carbon dioxide in the atmosphere has been increasing for many decades now, mostly due to the burning of fossil fuels by mankind. In this exercise, students will track their daily activities, and and...

This exercise, from the Environmental Science Activities for the 21st Century Project, is designed to introduce students to the idea that human activities can alter the chemistry or gaseous composition of the atmosphere,...

This site from the EPA provides a useful Energy Pollution Calculator which will help students and other interested persons calculate the greenhouse gases and other pollutants created from the energy they consume. The...

The terms greenhouse effect, climate change, and global warming are often used interchangeably, yet they really refer to three separate and distinct processes. This activity examines all three and assesses whether...