Which energy source does the united states have in abundant supply

Coal is the most abundant energy source in the U.S. Even though coal is a nonrenewable resource and cant be replenished over time it is still the most abundant.

c-flooding of the area and the development of wetlands.

tell me if im wrong.

the historians cited in the article all agree with one another about the cause of the civil war. despite coming from different backgrounds and cultures, the historians agree that slavery was the root cause of the civil war. the fact that all these historiansgenerally agree with one another makes their shared viewpoints more reliable and valid, especially because the historians have different backgrounds and all work for the well-respected institutions of howard university, clemson university, and the university of colorado.