How did the new lives of most migrants compared to the lives in the south?

What do most climatologists see as a major cause of rising global temperatures? a. earth's closer proximity to the sun due to its gravitational pull b. greenhouse gases produced by burning fossil fuels c. rising ocean levels caused by melting polar ice sheets d. water pollution cause by industrial waste

The information box says that the han added 4,000 miles of wall.refer to the mileage scale.how can this be true?

What was the national government’s biggest concern is facing a war under the articles of confederation