Indirect ways of assessing past temperatures, using so-called temperature proxies, take measurements of responses to past temperature change that are preserved in natural archives such as ice, rocks and fossils.
Wikipedia has an article on: Reorder tone. Wikipedia. fast busy signal â(plural fast busy signals) (telephony) An audible signal on a voice phone line that sounds more frequently than a standard busy singal, indicating that no transmission path to the called phone number is available.
In general, a flashing yellow traffic light (dot) at an intersection means proceed with caution.. Traffic facing the yellow light has the right-of-way, but oncoming traffic usually also has a flashing yellow light, and cross traffic will have a flashing red light.