Welcome to the self-paced course on data handling and interpretation for the monitoring of persistent organic pollutants (POPs) under the Stockholm Convention. The content of this course is provided by UNEP with support from Basel Convention Coordinating Centre - Stockholm Convention Regional Centre in Uruguay (BCRC-SCRC-Uruguay), and the e-course is developed by Stockholm Convention Regional Centre for Capacity-building and the Transfer of Technology in Asia and the Pacific (SCRC China).