Tree Rings Tell Tales Of Ancient Fires And Climate
August 24, 2012
Tom Swetnam says tree rings tell the tale of how climate, fire and people interacted hundreds and thousands of years ago. Today that interaction continues, and Swetnam says climate change is causing earlier snowmelt--which can lead to bigger, hotter blazes. Brett Fay joins to talk about predicting the movements of a wildfire.
The Chesapeake Bay once supplied most of the nation's oysters, but overharvesting and disease nearly wiped them out. Now, major public-private efforts to re-establish the oyster as a quality local food product appear to be working. And chefs say the results are sweeter than oysters from other waters.
Central banks around the world have created games that explain the sometimes wonky world of international finance and economics. NPR's Scott Simon talks to Jason Karaian, of the online magazine Quartz, about this surprisingly crowded genre.
When you give to WAMU, your tax-deductible membership gift helps make possible award-winning programs such as Morning Edition, All Things Considered, The Diane Rehm Show, The Kojo Nnamdi Show, and other favorites.