It would be drier because the mountains would stop rain from coming over into the valley. It's called the rain shadow effect or something. That's has much as I know.
Answer:
It dramatically increased the speed at which raw cotton could be processed, by
removing the seeds, and increased the need for slave
To be honest, colonial life sucked. However, it was peaceful, and depending on where you lived, you could depend on your own resources without having to buy anything. In the early colonial days, you probably wouldn't live very long because there were many diseases and dangers in the New World. You would have to work untiringly every day: feed the chickens, milk the cow, tend the garden, and clean the house. However, some people may like this way of life. It's all an opinion.