It cools down our planet.
It blocks out UV rays.
It traps heat and warms up our planet.
It lets sunlight escape.
It makes a lot of noise.
It burns fossil fuel traveling back and forth over the fields.
Riding a bus
Riding a car
Taking a train
Turning off lights when leaving a room.
Leaving the video game system on when you are done playing.
Leaving chargers and non -ssential appliances plugged in when not in use.
Usage of alternative energies (wind, solar, etc.)
Respiration and growth.
Photosynthesis by plants.
Usage of fossil fuels for energy.
Sometimes its hard to find shoes that are the right size.
If we don't decrease greenhouse gas emissions Earth will continue to cool.
Greenhouse gases are becoming scarce in Earth's atmosphere.
Increases in greenhouse gases in the atmosphere are contributing to global climate change.
Buying and eating locally-produced food.
Lessening your amount of driving.
Decreasing your water and electricity usage.
All of the above.
Here's an interesting quiz for you.