Fig. 2From: A systematic review of the data, methods and environmental covariates used to map Aedes-borne arbovirus transmission riskNumber of included studies per year by study region. The brackets represent the key years for Aedes-borne arbovirus outbreaks, including chikungunya in the Americas (2014–2015) [25], Zika in the Americas (2015–2016) [7], yellow fever in Brazil (2016–2019) and Angola and Democratic Republic of Congo (2015–2016) [26], and dengue in the Americas & SE Asia (2019–2020) [27]Back to article page