The National Academies of Sciences recently released a comprehensive review of the current science related to the social cost of carbon. In this Earth911 Quiz, you’ll test your knowledge of the cost of a ton of carbon, the CO2 debt now looming over our children’s futures, the pace of CO2 debt growth, and what the researchers recommend we do to improve our understanding of the atmosphere.

Making smart sustainable choices requires practice. Earth911’s weekly sustainability quiz helps you hone your ability to recognize earth-friendly products and services. Through your daily choices — from transportation mode to purchases to waste disposal — you can make a positive difference.

This quiz was originally published on July 11, 2019.

By Earth911

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