What were some challenges of geography that the Byzantines had to overcome in making Constantinople? How did they do so?

The Byzantine Empire was the eastern continuation of the Roman Empire after the Western Roman Empire's fall in the fifth century CE. It lasted from the fall of the Roman Empire until the Ottoman conquest in 1453.

Explanation:

in contrast, the biological controls are self-sustaining, inexpensive and very effective once established. biological control could be used on thousands of golf course acres, improving their biodiversity and quality as wildlife habitat. in the process, the golf industry will be shown to be leaders in an environmental stewardship program of benefit not only to the lands they manage but also to the watersheds in which they exist.

a big wall across the mexican border so no drugs, terrorist, or illegal immigrants can come through : )