Plant a Tree # Trains Plant a Tree # Train Tickets Take the train and let your ticket plant a tree Taking the train or bus is a great choice to protect our nature, reduce CO2 emissions and relax while going from A to B. Lower your CO2 footprint by using one of this options. FlixBusling: Low cost travel by bus accross Europe. Carpooling: Take a ride with other people that travel in the same direction. Travel across Europe by train. Fast, cheap, environmentally friendly. Your first choice for eco-friendly traveling. Take the train, save CO2 and plant a tree for free! Check other opportunities how to plant a tree for free Plant a tree with your next flightFind your next accommodation Book a rental car Get a sightseeing ticket and plant a treeBook your next top deal and help us protect the rainforest This page is still under construction. Thank you for your patience.