What is another word for green earths?
Pronunciation: [ɡɹˈiːn ˈɜːθs] (IPA) 
There are several synonyms for the phrase "green earths" that capture the essence of a more sustainable future. One such synonym is "sustainable world" which emphasizes the need to promote a healthier planet without contributing to environmental degradation. Another synonym is "eco-friendly earth", which highlights the importance of reducing waste and pollution and promoting environmentally conscious attitudes. Other synonyms include "clean planet", "renewable world", and "earth-friendly world", which all promote the idea of reducing the negative impact of human activity on the environment. Ultimately, no matter what term is chosen, the message remains the same: we need to work towards a more sustainable and eco-conscious future.
