This brochure describes how hail storms form and why they are currently receiving so much attention from atmospheric scientists. Reasons include approachability for research, possibility for modification, and economic significance. Efforts to gather data on hail storms across the globe are discus... Show moreThis brochure describes how hail storms form and why they are currently receiving so much attention from atmospheric scientists. Reasons include approachability for research, possibility for modification, and economic significance. Efforts to gather data on hail storms across the globe are discussed - especially the National Center for Atmospheric Research's Joint Hail Research Project. Show less