CEI 2015 participants
JUDENBURG (AUSTRIA): BG/BRG Judenburg
VANCOUVER (CANADA):The Society Promoting Environmental Conservaion
HONG KONG (CHINA): Po Leung Kuk Laws Foundation College.
HONG KONG (CHINA): Queen Elisabeth School Old Students Association Secondary School
AALBORG (DENMARK): Aalborg Ungdomsskole
TESSALONIKI (GREECE): Caretakeres Greece- 12th Senior High School of Thessaloniki
KESZTHELY (HUNGARY): Keszthely Vajda János Gimnázium
KESZTHELY (HUNGARY): SEE the Future Foundation
BOGOR (INDONESIA): Sekolah Bogor Raya
WATERFORD (IRELAND): Newtown School
CIUDAD DE MÉXICO (MÉXICO) : Colegio Madrid
CIUDAD DE MÉXICO (MÉXICO): Instituto Escuela
THE NETHERLANDS : CEI Board
KATOWICE (POLAND): Szramek High School
ALMADA (PORTUGAL): EB 2/3 Anselmo de Andrade
CARNAXIDE (PORTUGAL): Escola Camilo Castelo Branco
LISBON (PORTUGAL): Escola Secundária José Gomes Ferreira
LISBON (PORTUGAL): Colégio Pedro Arrupe
LOULÉ (PORTUGAL): Escola Secundária de Loulé
MAMEDE DE INFESTA (PORTUGAL): Colégio Euro-Atlântico.
TAVIRA (PORTUGAL): Escola Secundária Dr. Jorge Augusto Correia
KIROV (RUSSIA): Secondary School 37
KIROV (RUSSIA): Secundary School 28
GALIZA (SPAIN): IES Virxe do Mar
GALIZA (SPAIN): IES Campo de San Alberto
LANDSKRONA (SWEEDEN): Allvar Gullstrandgymnasiet
YILAN (TAIWAN): Humanity Primary Junior High School
YILAN (TAIWAN): Luotong Senior High School
YILAN (TAIWAN): Huey Deng High School
TAIPEI (TAIWAN): Taiwan Earth Charter
ANKARA (TURKEY): Fethiye Kemal Mumcu Anotolian High School
ANKARA (TURKEY): Yahya Kemal Beyatli Anatolian High School.
ISTANBUL (TURKEY): Ted Istanbul College Foundation Private High School
ISTANBUL (TURKEY): Cevre High School
ISTANBUL (TURKEY): Hisar School
ISTANBUL (TURKEY): Sezin School
SCOTLAND (UK): CEI Board
CHICAGO (USA): Lisle Senior High
OREGON (USA): CEI USA Oregon Chapter
HONG KONG (CHINA): SKH Tang Shiw Kin Secundary School
LAHORE (PAKISTAN): Lahore College of Arts ans Sciences