Pumped storage: a new project for Wales 31st March 2015: The Engineer

Llyn Padarn water could feed Glyn Rhonwy hydroelectric plant

18th March 2015: Daily Post

http://www.dailypost.co.uk/business/business-news/glyn-rhonwy-hydro-electric-plant-10460837

http://www.dailypost.co.uk/news/north-wales-news/natural-resources-wales-accused-dereliction-10356183

http://www.dailypost.co.uk/news/north-wales-news/glyn-rhonwy-llyn-padarn-llanberis-9740917

http://www.dailypost.co.uk/news/north-wales-news/protest-llyn-padarn-over-glyn-8871155

http://www.dailypost.co.uk/news/north-wales-news/100m-snowdonia-hydro-power-plans-final-8749646

Major boost for £100 million Llanberis quarry energy plans

Restoration plans for Glyn Rhonwy quarries in Gwynedd under fire

WW2 nerve gas fears for Snowdonia hydro project

Llanberis Questions over nerve gas at Gwynedd quarry rejected by Ministry of Defence