The 2nd one. as it is the only way be that makes sense.
This question. Is making a question out of a sentence. Here is a graph of the global temps over the millennia.
Answer:
Radio noise is a combination of natural electromagnetic atmospheric noise created by electrical processes in the atmosphere like lightning, manmade radio frequency interference from other electrical devices picked up by the receiver's antenna, and thermal noise present in the receiver input.
I believe it would be Omo Kibish, southern Ethiopia.