| Industry News | 746 |
| Calendar | 746 |
| Table of Contents | 747 |
| Cover Description | 748 |
| SectorInsight.gov— Crisis Remote Sensing during the 2018 Lower East Rift Zone Eruption of Klauea Volcano | 749 |
| Signatures – The Column of the Student Advisory Council | 752 |
| Book Review – Reconstruction and Analysis of 3D Scenes: From Irregularly Distributed 3D Points to Object Classes | 753 |
| In Memoriam – John J. Graham Jr. | 755 |
| ASPRS Contacts | 755 |
| Grids & Datums – The Bolivarian Republic of Venezuela | 756 |
| Certification | 758 |
| Journal Staff | 760 |
| ASPRS News | 760 |
| New Members | 760 |
| Estimating Spatio-Temporal Variations of PM2.5 Over Hong Kong Using an Improved GTWR Model and SARA AOD Retrievals | 761 |
| Sustaining Members | 770 |
| Urban Impervious Surface Estimation from Remote Sensing and Social Data | 771 |
| Spatial Co-Registration and Spectral Concatenation of Panoramic Ground-BasedHyperspectral Images | 781 |
| Block Adjustment with Drift Compensation for Rational Function Model | 791 |
| Who's Who in ASPRS | 800 |
| Estimation of the Relative Chlorophyll Content in Spring Wheat Based on an Optimized Spectral Index | 801 |
| PE&RS Media Kit | 812 |