Schools consume a large amount of energy, which has a bad effect on the environment. 21 ，there are lots of ways that you can help your school save energy. Look for simple changes your school can make and band together with others to make an even bigger effect.
22 ．Even something as simple as turning off the lights when you leave a room can help to save energy. Turn off the lights in classrooms that are not being used and in other areas, such as empty bathrooms and unoccupied multipurpose rooms.
Use natural light when the sun is bright. It may not always be necessary for you to have the lights on in your classroom.There may be times of day when the sun is especially bright and enough for what you are doing in your classroom. 23 ．
Set up a recycling station at your school. Recycling is a great way to save energy because it reduces the need to produce new materials. 24 ，then ask your school principal if you can set one up.
Get others involved. 25 .Either as an individual or as a team, you can create and put up signs around your school. Try using signs that remind people of things they can do to save energy and also some signs that raise awareness of saving energy.
A. Post signs about conserving energy
B. Whether you are a teacher or a student
C. If your school does not have one
D. Turn off your computer when it's not used
E. Shut down the lights when rooms are not in use
F. Other times of day you might only need half of the lights
G. If your school's garbage company offers recycling services
