Which sentence from "Reduce Your Carbon
Footprint" suggests small changes can help the
environment?
А
Your carbon footprint is the amount of
carbon dioxide released into the air because
of your own energy needs.
For example, you can help by growing your
own vegetables and fruits, or by planting a
B
tree.
C
Your new plants and trees will help to
remove the greenhouse gas CO2 from the
air.
D
An even quicker way to reduce your
footprint is to swap old incandescent light
bulbs for the new compact fluorescent lights
(CFLs).
