Answer:
What text? I cannot help you without the text.
Answer: c. global warming is having impacts on weather patterns across the planet
Based on the choices above, it is the choice on letter c that contains an explanation. The statement explains the scope of the effects of the global warming that happened across the planet.
The atmosphere created by this setting is the wide desert he was in had so many dunes that he was lost in the middle of it, surrounded by a huge wilderness.
<em>Hope this helps :)</em>