Alan Talhelm climbing scaffolding on site
seedling ground cover site in august 2015 after treatment
Seedling groundcover layer at site A in August, 2015 in a treatment plot that has received 30 kg N ha-1 yr-1 since 1994.

seedling ground cover site in august 2015 after treatment
Seedling groundcover layer at site A in August, 2015 in a treatment plot that has received 30 kg N ha-1 yr-1 since 1994.

Seedling ground cover plot at site a
The seedling groundcover layer at site A in a control plot (left) and in an N addition plot (right) in August, 2015. The N addition plot has received 30 kg N ha-1 yr-1 since 1994.


Global Change Institute 2008 & Dr. Andy Burton


Global Change Institute 2008 & Dr. Andy Burton


Control Plot Forest Floor at Site A


Treatment Plot Forest Floor at Site A


Litter Trap


Canopy Tower at Site B


Dr. Andy Burton Downloading
Air & Soil Temperature Data


Dr. Alan Talhelm Climbing the
Forest Canopy Tower at Site B


Dr. Andy Burton Measuring
Soil Respiration


Undergraduate Researcher Hazen Kazaks
Measuring Photosynthesis


Fall Forest Floor


Fall Forest Canopy at Site B






Funding Support