Answer: This is a guess, but possibly to match the scenery/imagery of the scene
Explanation: since the author is pointing out many tropical details, such as coconut white, mango yellow, or children jumping into waves, the author is driving more interest into there piece by saying cactus fence instead of just fence. Again, just a guess.
They were better off. Without the discovery of the uses of fire, mankind would not be here. Fire led to the rapid increase of newer, more advanced tech, such as a sword instead of a club.
So it looks like you pick a scenario, and you pretend you were there. type how you would feel and react, then type what you would want the manager of the establishment to do and how he\she would react
You can only take:
<span>Planetary cycles </span>
<span>Astronomical cycles </span>
<span>Climate and weather cycles </span>
<span>Geological cycles </span>
<span>:) hope I helped you out.</span>