【写作思路】
开头段：引出话题：创造一个绿色世界是每个人的责任。
主体段：分别列举我应尽的责任和义务：减少碳足迹、加大宣传、增强环保意识等。
结尾段：总结全文。

【参考范文】

Creating a green world is everyone’s responsibility. As members of society, it is our duty to protect and preserve the environment for future generations. There are many ways in which we can contribute to a greener world.
One of my responsibilities is to reduce my carbon footprint by using environmentally friendly products and reducing my energy consumption. This can be achieved by using public transportation or carpooling instead of driving alone, using energy-efficient appliances, and reducing my use of single-use plastics. Another way in which I can contribute is by reducing my waste. This can be done by using reusable bags, containers, and water bottles, and by properly disposing of trash and recycling. In addition, it is my duty to advocate for policies and practices that prioritize the environment. This can involve supporting political candidates who prioritize environmental issues, supporting businesses that adopt eco-friendly practices. Finally, I can also educate myself and others about environmental issues and how we can make a difference. This includes staying informed about current events and learning about sustainable living practices. By sharing this knowledge with others, I can help to create a greater awareness and understanding of the importance of protecting our planet.
In conclusion, it is our responsibility to create a green world. By taking action in our own lives and supporting environmentally friendly initiatives, we can work towards a more sustainable and healthy future for all.