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 UN trade and development (UNCTAD) Press Conference24 September 2025 HRC Press Conference - Group of Human Rights Experts on Nicaragua23 September 2025 HRC - The Independent International Fact-Finding Mission on the Bolivarian Republic of Venezuela22 September 2025 OHCHR Press Conference22 September 2025 WMO Press Conference18 September 2025