PBK News : The monsoon is months away but mosquitoes are already unleashing mayhem in the city. Dr. Ramveer Goswami said there has been a boom in mosquito population that is reflected in very high number of chikungunya, dengue and malaria for this time of the year. Although health officials said the number of cases is likely to drop with the rise in heat, they warned that civic authorities need to act early to prevent the kind of outbreak ncr area saw in the latter half of last year.