Global-scale studies suggest that dryland ecosystems dominate an increasing trend in the magnitude and interannual variability of the land CO2 sink. However, such analyses are poorly constrained by measured CO2… More
Southwestern North America faces an imminent transition to a warmer, more arid climate, and it is critical to understand how these changes will affect the carbon balance of southwest ecosystems…. More
Every spring on the Sevilleta grasslands (elevation 5000 ft), strong northeast winds blow the tumbleweeds down the Rio Grande valley. The tumbleweeds stick to anything that stands out—like the AmeriFlux 3-meter flux tower,… More