Please note the focus of the essay is to study material related to the emergence of the virus and methods of control. very brief introduction to the virus discuss modes of transmission and what the known vectors for transmitting Chikungunya virus are (please discus the modes not just writ mosquito ) discuss geographical distribution of the virus with reference to the vectors is transmit by human to human , how distributed widely, is emergence and re emergence discuss known methods used to control the virus transmission - this could be via anti-virals, vaccination, control of vector and spread of infection (write about one or tow vaccination and about the futue study for treatment (the reason for there are not vaccination and anti-viral and discuss one or tow vaccine that are having study on it to control virus. Chikungunya virus is specific to certain areas, you should study the reason for this and also the importance of the vector in transmitting the virus. You should also discuss its emergence and recognition. Please do not write superficial information be deeply in control? treatment , method transmission, eradication and vector.