Short description Scientists have presented two claims: climate change or human hunters. In this lesson students apply their knowledge of evolution and study evidence to decide which claim is best supported. Learning objective Evolution: Explain how a change in the environment can leave a species less well adapted which may lead to extinction. Critique claims: Use evidence to support or refute claims for why mammoths became extinct. Blueprint curriculum link Unit: Interdependence Concept: Abiotic & biotic: Abiotic and biotic factors affect the population of an organism Skills: Explanations: Critique a claim for whether there is evidence Learning stage: Apply Activity contents Teachers guide PowerPoint file The activity is delivered as a zip file. After you checkout, you will be sent an email with the link to download it.