graphs and charts that show the formation of coal and the mining of coal

Coal in Virginia

In eastern Virginia coal was mined in the 1700 s from the Triassic Southwestern Virginia Coal Mining The decline of coal in three charts

PA DCNR Geology Coal

Pennsylvania bituminous soft and anthracite hard coal the Commonwealth s most abundant energy resource has served the nation well

Graphs on Nuclear Energy

Nuclear Power Illustrated Scientists often use graphs to highlight the benefits and risks of nuclear energy as compared to other commonly used fuels

Bar Graphs Math Goodies

A bar graph is useful for comparing facts The bars provide a visual display for comparing quantities in different categories Bar graphs help us to see relationships