Science!! Global Warming.
What Causes Global warming??
Cars that use up gas would pollute the air.
You can stop using electricity by turning off all your light when you don't need it.
Stop cutting trees because there would be less oxygen if there are not a lot of trees.
What can we do to help the GHG?
Walk more!! because it is really bad if we use cars that use gas.
Use electrical cars
Because they don't use gas and they don't pollute the air.
Because they help us to get electricity and it wouldn't effect the air or the earth.