What is a carbon footprint?
What is a carbon footprint?

A carbon footprint is the total amount of carbon dioxide and other greenhouse gases released over the full life cycle of a product, service or event. A greenhouse gas absorbs infrared radiation emitted by Earth and transfers energy to the surroundings, warming the atmosphere.
Step-by-step lessons on AQA GCSE Chemistry 9.2.4 The carbon footprint and its reduction. Each one builds up to exam-style questions. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.