US rejoined the Paris Climate Agreement – Will US’ S CO2 emissions decrease or increase?

[FACTFUL MATH] Grade level: 4 – 6th grades

Math skills: Percent of change

Related Environmental issues: Climate Change

The United States rejoined the Paris Climate Agreement to address climate change. CO2 emissions in the U.S. dropped in 2020 but are expected to increase in 2021-2022.

The line graph below shows trends and projections of per capita CO2 emissions in the United States.

What is the percent of change of the amount from the year 2020 to the year 2022?

  1. 6.7%

2) 7.1%

3) 67%

4) 71%


(15-14)/14 x 100 ≅ 7.1%

Source) U.S Energy Information Administration, 2021. Short-term Energy Outlook. 

Check our new math problems via Instagram @factfulmath.blueggs

Factful Environmental Math Problems (2020)

Just published and now available from Amazon  (paperback)

About this book

The objective of Factful Environmental Math Problems is to cultivate our young people’s skills to analyze and evaluate fact-based data for understanding our world, while improving their math skills and critical thinking skills.

With the rise of the Internet and new technology, building skills to analyze and evaluate fact-based data becomes increasingly important for our young people to prepare for this rapidly changing world. These skills minimize their chances of being brainwashed by false information and making uninformed decisions and ultimately help develop their critical thinking skills. (Read more)

Screen Shot 2020-04-02 at 10.20.25 AM
Screen Shot 2020-04-02 at 10.31.32 AM
Screen Shot 2020-04-02 at 10.31.38 AM

Published: March 26, 2020

Price: $6.25