c___ f_____: a measure of the amount of CO2 produced
carbon footprint
d_________: to be destroyed gradually and naturally
decompose
They leave the lights _____ when they rush out, ______ is a waste of electricity.
on/ which
Green or Not? Placing reminders on saving electricity near doors
Green
Many students throw _____ plastic water bottles after a single use
away
Green or Not? Cut down on the use of fossil fuels such as coal, oil and natural gas
Green
Green or NOT green? Putting more plants in the classroom
Green
e_____ -f______: good for the environment
eco-friendly
Green or Not? Leaving lights and air conditioners on when leaving the classroom
Not green
Green or Not? Using single -use water bottles
Not green
c __ u___: making a place completely clean and tidy
cleaning up