Drone shot of highway in Terai Nepal where vehicle travels East-West regional landscape

drone shot highway terai nepal vehicle travel eastwest regional landscape forest smoke fog global warming scenic transportation aerial view environmental impact climate change pollution atmospheric conditions highway journey travel destination road trip environmental issues landscape view misty forest pollution effects ecological balance environmental conservation climate crisis foggy scenery highway scenes air quality drone footage ecological awareness environmental challenges carbon emissions road network sustainable travel natural beauty highway perspective 4k landscape greenery nature