Completar frases Time expressionsVersión en línea Complete this text about the environmental organisation Earth Guardians. por Julieta Gramegna 1 in sofar las usually already yet since now probably while for later 1 - 1992 , a group of high schools students from Hawaii got interested in ecology . 2 - they were doing a school project , they decided to start an environmental club . Five years 3 - , they founded the organisation Earth Guardians . 4 - that moment , thousands of young people have joined them . 5 - , its members have tried to make their active contributions to fight climate change . International organisations like the UN and UNESCO have listened to their voices 6 - more than 25 years . Members 7 - organise important events to get informed and take action in local communities . 8 - members from the US are preparing their annual convention in NY . 10 , 000 people have 9 - bought the tickets . The youth director Xiuhtezcatl Martinez is going to give a radio interview 9 - next week and he'll 10 - give all the details . Extra words :
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