Earth in the year 2040

A hyper-realistic depiction of Earth in the year 2040, showcasing advanced futuristic cities with sustainable architecture, lush green rooftop gardens, clean energy sources like solar panels and wind turbines, high-tech transportation systems including electric vehicles and drones, vibrant ecosystems thriving alongside urban environments, clear skies with minimal pollution, and a harmonious integration of nature and technology, all under a bright, optimistic atmosphere.