Conserving energy is an important topic in sustainability, and can be a relatively low-cost initiative to tackle both at school and at home. Energy.gov has many resources, including information on renewable energy, transportation, and more.
Office of Energy Efficiency and Renewable Energy
Below is a link to the Lincoln Electric Systems website. This interactive website shows different changes you can make to conserve energy in your home, and in doing so, reduce electricity costs.
LES Energy Efficiency Tips
Energy Competitions for K-12 Students
Clean Energy Career Planning
Energy.gov Student Resources