As for your first question,
When created in non-volcanic areas, water becomes heated as it comes into contact with hot rocks within the earth's crust. Then the water will rise back up to create hot springs. The volcanic activity responsible for creating the hot springs<span> are caused by the moving </span>hot<span> spot, which is currently under </span>Yellowstone<span>.
</span>
As for your second question,
Balneology is the practice of treating and preventing disease through the use of natural mineral hot springs<span> water. That's a use of hot springs.</span>
The question that Bill Clinton calls the urgent question of our time is weather or not we can make change a friend to us instead of it being an enemy. Basically ,he is saying we need to be flexible and ready to change because he believed that change was good for the country.
Hope This Helps Human <3