Environmental Impact of New CHP Plant at South Hook under Review. Welcome to Pembrokeshire U3A › Forums › Science and Technology › Environmental Issues › Environmental Impact of New CHP Plant at South Hook under Review. This topic is empty. Viewing 1 post (of 1 total) Author Posts December 3, 2013 at 4:24 pm #7807 Anonymous Environmental Impact of New CHP Plant at South Hook under Review. See :- http://www.bbc.co.uk/news/uk-wales-south-west-wales-25201554 Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In