Answer: to show that producing drinking water is just one good result of fog collection.
Explanation:
The author use the phrase "a harvest of many benefits" to show that producing drinking water is just one good result of fog collection.
The intent of the phrase was to show how important fog collection was. Apart form the fact that it produces drinking water, it can also irrigate crops and change high deserts into green landscapes.
I haven't read the book, or have no context, but am guessing foreshadowing. Foreshadowing is when you predict a future event.
Answer:
it describes this thoughts when he was captured and he was a traveller
Explanation:
he left his wife and went to travel around the world
Water filters take in water and clean the water. Say some dirt fell in your pool. The water filter would take in the dirty water and clean it and come out with fresh clean water!