Anemometers measure wind speed<span> and wind vanes measure wind direction. A typical wind vane has a pointer in front and fins in the back. When the wind is blowing, the wind vane points into the wind. For example, in a </span>north<span> wind, the wind vane points northward.
</span>mark me as brainliest if I helped:)
U mean cites ? in the phrase of densely populated area ?
Answer: a swamp
hope this helps!!