Strand F: Chemistry in the Environment

Learn about the chemical reaction that happens between acid rain and limestone.

Biofuels like ethanol might help fight climate change. But they can contribute to food insecurity and greenhouse gases in ways that might surprise you.

15 images of various instruments such as rain gauges, wind vanes and weather satellites used to inform us about the weather

What is the nitrogen cycle? How do human activities such as using fertilizer affect the nitrogen cycle? How can this cause greenhouse gases?

11 images that illustrate some daily weather conditions such as cold, hot and windy

One-third of all food produced is wasted. Learn about the environmental consequences of food waste, and what you can do about it.

1 diagram illustrating the water cycle

Did you know that too much carbon dioxide in the classroom can affect your body, and even your grades?

Learn how you can write and reveal secret messages in this hands-on chemistry activity.

Learn how to make a pH indicator and test water samples.

Green walls use plant processes to improve air quality in buildings.

If you understand heat transfer, you can make lots of little changes at home to help the environment and your household’s bank account!