| user: | redtriumph |
| created: | April 12, 2021 |
| karma: | 284 |
| 1. | |
| 2. | Is Clear Air Turbulence becoming more common?(flightradar24.com) |
| 3. | Case for making Standard Time permanent(savestandardtime.com) |
| 4. | Sound travels further in cold weather (2019)(blog.weatherops.com) |