National Speleological Society


	Breaking News The JULY 2017 Issue is now available. Earlier issues are here. Protect your membership by not sharing it outside your Society. The April 2017 Conservation Issue is available here to all. The April 2017 issue of the Journal of Cave and Karst Studies (Vol.79 No. 1) is available here. Find all issues here, and individual articles here. These 2017 NSS Salon Winners... CARTO, BALLADS, COVERS, PRINTS, PHOTOS, EMBLEMS, T-SHIRTS ...are now available for your viewing and listening pleasure. Go to Get Involved > Cave Art & Music, or click the button at left. 2018 NSS Convention: Helena, Montana July 28 - August 3, 2018 Website coming soon! Webinars and Luminary Talks Comparing Two Rope Rescue Systems Comparing a main line that holds all the load, and a second belay line that is un-tensioned, versus two tension systems, where both ropes hold about half the total load at all times.. -- See more webinars Donald Davis, an NSS Luminary, July 2016 A self-described eccentric, Donald Davis has led an interesting and somewhat nomadic life, but he has made made sustained, original, and lasting contributions to caving, and to the NSS. -- See all three 2016 NSS Luminaries		The Virtual Cave Guide to Responsible Caving Caving Safety & Techniques Youth Group Caving