Useful article relating to ‘Externalities’ and where to find the relevant section in the AL Econ Specification…

Paradise lost: Tourist spots in danger of being loved to death – https://www.straitstimes.com/asia/se-asia/paradise-lost-tourist-spots-in-danger-of-being-loved-to-death

Edexcel spec reference 1.3.1  b) Types of market failure – externalities

AQA spec reference 4.1.8.4  Positive and negative externalities in consumption and production

OCR spec reference P14  externalities