The Global Business Travel Association (GBTA), the voice of the global business travel industry, and Project ICARUS recently announced the winners of the second European Sustainability Outstanding Achievement Awards at GBTA Conference 2014 Berlin. The awards recognize travel buyers, suppliers, intermediaries and teams who can demonstrate outstanding leadership, innovation and commitment to delivering best-in-class sustainability programs, products and services across Europe. "The quality of entries exceeded our expectation, once again, and clearly demonstrates that companies across Europe are seeing sustainable business travel and meetings programs as a sure way to optimize travel costs, and generate a significant return on investment," said Bernard Harrop, head of sustainability for Project ICARUS. The winners in each category are: