Archives by date
You are browsing the site archives by date.
By Kenneth Richard on 31. May 2018
Because trees may only grow within narrowly-defined temperature ranges and elevations above sea level, perhaps the most reliable means of assessing the air temperatures of past climates is to collect ancient treeline evidence. In a new paper, Kullman (2018) found tree remnants at mountain sites 600 to 700 meters higher than where the modern treeline […]