NTL are lawfully just doing what they do with the blessing of the land owner and local councils.
If individuals like you cross the line to defame or incite others to unlawful acts or generally harass small companies then it is you alone that are personally liable and are the only one who should be concerned.
The best advice I can offer you GAG is to reflect on why it is that you should hold so much bitter and twisted resentment for a group of people who are just going about their business.
If you would like to go out and get a bunch of lawyers in an attempt to change the gorge to national park status, I would at least consider supporting you, but your hatred is misdirected and I suspect right now you are just too blind to see what others see, life is really too short to live that way.