Group 1 - The Lhasa River, known as "Joyful River" in Tibetan, features a newly completed corridor bridge that enhances the ecological landscape along its banks [1] - The ecological improvement project aims to create a vibrant and culturally rich riverside experience, integrating ecological, recreational, and cultural elements [1] - The Two Islands Ecological Park has been transformed from barren land into a lush green space, maintaining its original ecological characteristics while introducing diverse tree species [1][5] Group 2 - The afforestation project in Lhasa has significantly increased the greening of surrounding mountains, with over 1.07 million acres of forest planted and more than 120 million seedlings cultivated, achieving a survival rate of over 85% [5][6] - Local workers express satisfaction with their contributions to the greening efforts, highlighting both economic benefits and personal fulfillment from nurturing the trees [5][6] - The vision for Lhasa includes a harmonious integration of green spaces and urban development, aiming for a sustainable and picturesque environment [6]