Less digging between one body of water and another, so less digging
Answer:
They commonly trapped fish such as salmon and herring. Salmon was able to be caught in abundance during the spawning season due to exhaustion caused by swimming upstream.
The leading argument against slavery during this time in the US was simply that it was immoral, and went against God's will. Another was that it violated the Constitution, and yet another was that it was unsustainable in the South.
The New England colonies had a lot of rocky soil, mostly hills which made farming challenging for the new colonists and short growing season. The Appalachians stopped further expansion West.
