Breadcrumb Home News & Media WHO hybrid press conference 05 April 2023 Press Conference Announcement Rise of dengue, zika, chikungunya outbreaks and impact of climate change. Dr Raman Velayudhan, Unit Head, Global Program on control of Neglected Tropical Diseases coordinating dengue and arbovirus initiative Dr Diana Rojas Alvarez, Technical Lead, Zika and chikungunya and co-Lead of the Global arbovirus initiative Listen to the audio Related Items UNRWA Press Conference31 March 2026 OHCHR / Special Procedures Press Conference24 March 2026 WMO Press Conference19 March 2026 UN Human Rights Council – Investigative Bodies Press Conference17 March 2026 UN Office for Digital and Emerging Technologies Press Conference13 March 2026