International Tree Ring Data News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Tree rings from 22,000 trees around the world reveal that old-growth trees keep growing and sucking up carbon more than younger trees during a drought.

Date Time Tree rings show evidence of droughts, floods along Potomac River Tree rings in the Potomac River watershed show evidence of severe droughts and floods over the last 350 years – and scientists can pinpoint the years of those events well enough that they align with writings from people that include Thomas Jefferson. The findings, published earlier this month in the journal Water Resources Research, could help water managers predict water shortages and floods in Washington, D.C. “We’ve got these Jefferson quotes and other qualitative records – we have somebody saying the drough...