Citius, Plus, Fortius! The ENO Programme calls schools in the world to join ENO Treelympics, olympiads for tree planting. Our target is to plant 100 million trees by 2017. This commitment was made in the Rio+20 Summit in June 2012. First ENO Treelympics will be launched 21 March 2014, the international day of Forests by the United Nations. Every school is invited to take part and plant trees . After trees have been planted, the information (number, species) is submitted online with computers or mobile devices. Read more on

LEAF Malta is a partner to Environment Online. ENO is a global virtual school and network for sustainable development. Environmental themes are studied throughout the school year and campaigns arranged simultaneously around the world. Over 10 000 schools from 150 countries have taken part since 2000. The ENO programme is coordinated and maintained by ENO Programme Association based in the city of Joensuu, Finland. Schools have made concrete deeds for the environment like planted 12 million trees so far, aiming to plan 100 million trees by 2017.

For more information please refer to the ENO website: