"Sitting on my sleeping mat, nestling a cup of tea, dry and cosy in waterproofs and thermals, I erupted into giggles as my friend passed me a biscuit. What was so funny? It sounds like your average camping trip. Except that we were perched on top of a Komatsu 3000, one of the seven-metre-high, 250-tonne diggers being used to open-cast mine 10.8 million tonnes of coal at Ffos-y-Fran in Merthyr Tydfil."
This snippet of Cath's account comes from the 5 December 2007 occupation of Ffos-y-…