Coal is a combustible black rock formed from remnants of trees that died millions of years ago
What is coal and how does it form?
Coal can be divided into subcategories based on its value as a fuel. Anthracite - highest grade of coal Bituminous coal - middle rank of coal Lignite - lowest grade of coal with the least concentrated carbon
Global Coal Deposits
Which modern countries have the greatest coal deposits? Which ones have the highest quality coal?
Looking at the map, do you think that coal has influenced economic prosperity or political power in the modern world? Why or why not?
What environmental or human health impacts do you know of associated with coal extraction?
The Surface Mining Control and Reclamation Act of 1977 Ecosystem recovery after a major disturbance involves a process called
Impacts on Ecosystems
Is recovery of the land after coal mining an example of primary or secondary succession?
- Primary Succession
- Secondary Succession
How long might it take for the ecosystem to recover after coal mining has ended? Will the ecosystem that returns be the same as the ecosystem from before the mining activity?
Using what you've learned about coal today, explain why coal is considered a "non-renewable" or unsustainable resource