Editor's note: Candidates for the Miss Earth 2018 pageant, the only beauty competition with an advocacy to save Mother Earth, posed by the hotel poolside during a media presentation Thursday in Manila, Philippines, on Oct 11, 2018. Ninety hopefuls from all over the world are vying for the title, which is now in its 18th year

Candidates for the Miss Earth 2018 pageant strike a pose by the hotel poolside during a media presentation Thursday in Manila, Philippines, on Oct 11, 2018. [Photo/IC]

Miss Earth 2018 contestants pose for pictures beside a swimming pool during a media presentation in Manila, Philippines, on Oct 11, 2018. [Photo/IC]

Miss Earth 2018 contestants pose for pictures beside a swimming pool during a media presentation in Manila, Philippines, on Oct 11, 2018. [Photo/IC]

From left, Daria Kartyshova of Russia, Margaretha De Jong of the Netherlands, Isbisciuc Dumitrita of Moldova and Reka Lukacs of Hungary, pose for photographers during a media presentation for the Miss Earth 2018 beauty pageant in Manila, Philippines, on Oct 11, 2018. [Photo/IC]

Telma Madeira, representing Portugal, poses for photographers during a media presentation for the Miss Earth 2018 beauty pageant in Manila, Philippines, on Oct 11, 2018. [Photo/IC]

Celeste Cortesi, representing the Philippines, poses for photographers during a media presentation for the Miss Earth 2018 beauty pageant in Manila, Philippines, on Oct 11, 2018. [Photo/IC]

Yashvi Aware, representing the US, makes a heart sign with her hands during a media presentation for the Miss Earth 2018 beauty pageant in Manila, Philippines, on Oct 11, 2018. [Photo/IC]