With carefully adapted text , new illustrations , language practise activities and additional online resources , the Penguin Readers series introduces language learners to bestselling authors and compelling content . Titles include popular classics , exciting contemporary fiction , and thought-provoking non-fiction . Climate Change, a Level 3 Reader, is A2 in the CEFR framework. The text is made up of sentences with up to three clauses, introducing first conditional, past continuous and present perfect simple for general experience. It is well supported by illustrations, which appear on most pages. Why is the Earth's climate changing? And how will this change our lives? HRH The Prince of Wales is worried about climate change. In this book, he explains why it is so important for us to stop climate change now, and he shows how we can do it.