The monograph presents the results of data analysis of the Global Environmental Monitoring System. The work assessed the influence of complex environmental factors that had an impact on the spread and dynamics of the COVID-19 pandemic in the world during the epidemic. The study has studied in sufficient detail the impact of climatic (temperature, humidity, wind speed) and anthropogenic factors (air pollutants) of the environment on the spread of COVID-19 in the world. An important aspect in the study of this issue is the use of methodological tools - correlation analysis, analysis of color scales, analysis of control points, which allow you to visualize the data array and visually show the spread of the pandemic. The presented work may be of interest to specialists in the field of public health, employees of the Ministry of Health, teachers and students of ecological and biological specialties.