Mood: The mood of the video is inspirational and patriotic, with a sense of unity and solidarity. The theme appears to be a tribute to the COVID-19 warriors, highlighting their efforts and sacrifices during the pandemic. The overall emotion evoked is one of hope and appreciation for those who have worked tirelessly to combat the pandemic.

Environment: The setting of the video appears to be India, with the country's map prominently featured. The background is a bright blue sky with clouds, symbolizing a sense of optimism and positivity. The environment is likely a mix of urban and rural settings, given the diverse images of people and places superimposed on the map.