save energy For a sustainable world, there are people in the middle or beside, there is a car, there is an electric train, or there is another nature, there is a wind turbine with solar cells.
save energy For a sustainable world, there are people in the middle or beside, there is a car, there is an electric train, or there is another nature, there is a wind turbine with solar cells.
save energy For a sustainable world, there are people in the middle or beside, there is a car, there is an electric train, or there is another nature, there is a wind turbine with solar cells.
an image of a bus with wind turbines and windmills
a train surrounded by trees and wind turbines
a train sits in the middle of a field with wind turbines behind it
a house in the middle of a field with windmills behind it