# 97.60.Bw

## Constraints on the Diverse Progenitors of GRBs from the Large-Scale Environments

The pursuit of the progenitors of short duration-hard spectrum gamma-ray bursts (SHBs) draws strongly upon similar quests for the origin of supernovae (SNe) and long duration-soft spectrum GRBs (LSBs). Indeed the notion that, in the absence of …