Learning Objective

In this lesson we will learn how Earth’s natural resources can be classified as renewable or non-renewable, depending on how long they take to replenish.

Learning Outcomes

By the end of this lesson you will be able to:

• Define ‘natural resource’.

• Differentiate between renewable and non-renewable resources, with examples.

• Describe Earth’s four spheres.

• Discuss how matter moves through biogeochemical cycles over different timescales.

(Image: lovelyday12, Adobe Stock)