Top: APEX/LABOCA and Planck/HFI combined map of the IRDC G34.43+00.24. Grey contour shows an H2 column density limit of 2.1 × 1022 cm-2. A cross indicates the position of the UC-H II region of G34.26+0.15.Bottom: Herschel/250 μm map of the same region from the Hi-GAL survey (Molinari et al. 2010). We show level three data products obtained from the publicly available Herschel Science Archive.