The 1920s and 1930s were a period of rapid urban growth and intensive changes to rural Indian geography through the construction of irrigation project to increase agricultural output. The work of several key researchers at this time demonstrated that these projects could lead to an increase in malaria prevalence. However, this period was also the site of a complicated entanglement of environmentalist and bacteriological thinking, which sometimes resulted in a disconnect between the research and the fieldwork that impacted the quality of research and the message malaria researchers were trying to send to the British administration in India. / Graduate