Above the Atlantic Ocean, puffy white clouds scud across the sky buffeted by invisible trade winds. They are not 'particularly big, impressive or extended," says Dr. Sandrine Bony, a climatologist and research director at the French National Centre for Scientific Research. "But they are the most ubiquitous clouds on Earth."
source https://phys.org/news/2020-11-cloud-formations-impact-global-dont.html