This week , ANA 's stock price hit a 52-week low in trading Wednesday . All Nippon Airways is encouraging passengers to go to toilet before flights . It estimates that 10 tons of carbon dioxide a month will be reduced . Especially as Japanese airlines are struggling in the weak economy .
All Nippon Airways is encouraging passengers to go to toilet before flights . It estimates that 10 tons of carbon dioxide a month will be reduced . Especially as Japanese airlines are struggling in the weak economy .