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 UNHCR Press Conference03 September 2025 UN Human Rights Council Press Conference03 September 2025 EU Delegation to the UN in geneva Stakeout12 August 2025 UNEP Press Conference09 August 2025 UNEP Press Conference05 August 2025