The ground-level ozone is a harmful air pollutant that can be a danger to one's health. It is commonly created by chemical between oxides and nitrogen. Similar to ground-level ozone, smog can also be a danger to one's health, especially to the lungs. It is a mixed smoke and fog.
The answer is strongly dependent on WHAT trend you have in mind.
Answer:
Increasing economic opportunities in the area.
Explanation:
this strategic link provides access and creates opportunities for the tourism!
Winter is when the northen hemishepre is tilted away