Vitrectomy Surgery. updated. Sometimes, a vitreous hemorrhage can clear up on its own. If vision does not improve, vitrectomy surgery may be necessary. A vitrectomy is a surgical procedure that is performed to remove the clouded vitreous gel in the center of the eye.
Hail is generally associated with spring thunderstorms but may occur at any time of year. Hail is formed in huge thunderhead (cumulonimbus) clouds (Munez, 2000). During days when the soil is heated by the sun, the air near the ground also is heated.
Sometimes hail can have layers like onions do. This is a sign of how many times they were sent back into the clouds and formed layer upon layer before falling to the ground. Where Does it Hail? It can hail anywhere in the world but there are certain places in the world that sees hailstorms regularly.