Quiz: Carbon dioxide

Carbon dioxide is the main heat-trapping greenhouse gas that humans emit. How much do you know about it and its impact on global warming and climate change? Take the quiz.

You can browse a gallery containing this quiz and others here.

Embed this resource by pasting the following code into your website:

<iframe src="https://climate.nasa.gov/quizzes/quiz-co2/" width="916" height="620"></iframe>