Ключевые слова: bicycle, bike, booth, celebration, challenge, citizens, community, connection, crowd, day, earth, earthx, ecology, education, educators, environmental, event, exhibition, experience, future, garbage, global, green, group, holiday, impact, initiatives, inspires, international, issues, leaders, natural, nature, nonprofits, organization, park, people, planet, plastic, pollution, protection, recycle, recycling, reuse, show, social, sustainable, volunteer, waste, world,