Mollusk graveyards are time machines to oceans' pristine past

Mollusk graveyards are time machines to oceans' pristine past 03/08/2017 06:59 AM EST A University of Florida study shows that mollusk fossils provide a reliable measure of human-driven changes in marine ecosystems and shifts in ocean biodiversity across time and space. Full story at https://www.flmnh.ufl.edu/science/mollusk-graveyards-are-time-machines-to-oceans-pristine-past/ Source University of Florida This is an NSF News From the Field item.   Follow NSF:  This email was sent using GovDelivery, on behalf of: National Science Foundation Update · 4201 Wilson Boulevard · Arlington, VA 22230 · 703-292-5111