GSA Bulletin celebrates GSA's 125th Anniversary with new geologic time scale
Boulder, Colo., USA – GSA BULLETIN articles posted online between 10 Dec. and 21 Dec. 2012 include a new version of The Geological Society of America's Geologic Time Scale. This paper marks the beginning of a special series of invited papers in celebration of GSA's 125th Anniversary in 2013. Highlights are provided below.
1. A new/revised GSA geologic time scale.
2. Complex mammal fossil record of the Gran Barranca, Patagonia, Argentina.
3. A new and simple method for estimating the rate of sediment delivery to ancient basins.
4. A study of the provenance of volcanic ...



