This equates to a health benefit of between $ 40 and $ 93 per metric ton of carbon dioxide reduction. (newscenter.lbl.gov)
Considering that electricity production generates more than 1.9 billion metric tons of carbon dioxide emissions a year, a simple flick of the switch is a good start. (marthastewart.com)
By taking an occasional rest from energy - intensive activities, you can save thousands of tons of carbon emissions a year. (foodtank.com)