BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20240630T000000Z DTEND:20240630T000000Z SUMMARY:6th International Conference on Green Chemistry and Sustainable Engineering (GreenChem-24): Poster abstract deadline due before 30th June 2024 LOCATION:ISEL 鈥� Instituto Superior de Engenharia de Lisboa Rua Conselheiro,Lisbon,Portugal END:VEVENT END:VCALENDAR