Every plant and animal (humans included) on Earth is your Earth neighbor. As with every living situation, one should do their best to be a friendly neighbor. In this case, being a friendly neighbor is synonymous with living sustainably. Please explore this website to learn how to be the friendliest Earth neighbor you can be : )
Mars is 54.6 million kilometers away from Earth.
In the near future, humans may colonize Mars due to the lack of sustainability in their ways of living. Because Mars is far away, and because I'm happy with the planet I am living on now, I choose sustainability over Mars. I hope you do to!
The zero waste movement is a sustainable lifestyle with the goal of producing no trash by refusing, reducing, reusing, recycling, and rotting (composting).