The Journal of Cave and Karst Studies used to be freely available but now seems to require membership of the NSS. Is this right, or is it my browser? They could at least have kept the abstracts viewable!

Graham

I can see them - apart from the ones from the last year. These are "Members Only" according to the blurb - though you can still see the abstracts.
The older ones can be viewed by individual article, but the "Complete Issue (Large File)" ones are just that - PDFs that are too large for my machine to cope with.
So its possibly your browser, possibly a server-side fault that's since been fixed, or you were trying to read the big complete issue PDFS.