If your hotel doesn’t already have motion sensor in the room, remember to turn off the lights and lower the air conditioner when you leave your room for the day.
After reading your daily newspaper, drop it in a recycle bin in your hotel.
If going on a business trip or traveling with friends, carpool or take public transportation to and from the airport.
When you check out of your hotel, remember to return your hotel key cards to the front desk for reuse.
When booking your travel opt for electronic tickets instead of paper tickets when possible.