Environmental and sustainability claims have been high on the agenda for many businesses for some time now, and with the Competition and Markets Authority's (CMA) recent introduction of its Green Claims Code, it's even more important that businesses get it right and avoid exaggerating their environmental credentials.

Advertising experts Dan Smith and Kate Hawkins highlight some of the key factors to consider when making environmental claims in advertising. They also provide an update on notable Advertising Standards Authority (ASA) action taken this year and draw out learnings from key adjudications.