Mood: The mood of the video appears to be inspirational and hopeful, with a focus on environmental conservation. The theme seems to revolve around the importance of taking care of the planet and the contrast between a barren and a thriving environment. The overall emotion evoked is one of positivity and a call to action.

Environment: The setting of the video appears to be a split-screen representation of two contrasting environments - a dry, cracked earth landscape with a bare tree on one side, and a lush, green landscape with a tree and grass on the other. The sky is blue with clouds, suggesting a natural outdoor setting. The video may feature a mix of outdoor and possibly some graphic or animated elements to highlight the environmental message.