Our survey says youngsters are tweeting too much and doing too little on the ground. In that smallish segment that has made a difference on the ground is Environment Online (ENO), a global ‘virtual’ school network based out of Finland. It studies environmental themes through the school year and arranges campaigns across the world simultaneously to increase awareness. Over 10,000 schools from 150 countries are now part of this network since its inception in 2000. Like, Tweet, Plant trees - Hindustan Times