Natural Resources and Alternative Energy Mini-Charts topics include natural resources, renewable vs. non-renewable resources, conservation, fossil fuels, formation of coal, groundwater, biofuels, geothermal energy, hydroelectricity, solar energy, wind energy, and nuclear energy.Check out the Science Mini-Charts Bundle!Ideas for Use:» Absent Students: Keep a page of each set of cards on hand for absent students. While the card cannot replace instruction, students can still get the “big idea” fro