Miss Earth Poland 2017 Dominika Szymanska will crown her successor at the end of the event finale of Miss Earth Poland 2018, the date of which is yet to be revealed. Dominika represented Poland at Miss Earth 2017 where she failed to place in the top 16 finalists. Poland is yet to pioneer its win at Miss Earth pageant.
However, the naming of the contestants is complete, and here is the second batch of contestants that will be performing and fighting for the Miss Earth Poland 2018 title.

(Photo Credits: Karolina Klysiak Instagram Official)
Izabela Wodzinska
Karolina Klysiak
Malwina Kurzawa
Natalia Owlasiuk
Oliwia Szulinska
Patrycja Sobolewska
Sandra Staszewska
Zaklina Gnarowska
The Miss Earth Poland site says;
The Miss Earth Beauty contest is one of the most important beauty contests in the world, with exception every year in the Philippines (2010 and 2015).
Participants compete in it for four titles: Miss Earth, Miss Air, Miss Water and Miss Fire. The Polish Final Miss Earth Poland will take place at the beginning of September. (more information in a tuple) The victory of the Miss Earth Poland 2018 land will represent Poland at the Miss Earth 2018 international beauty contest.