- Hyungseok joined the lab (master course). Welcome!
- Youngryel and Jeehwan attended AGU Fall meeting at San Francisco.
- The Ryu group attended The 4th International Winter School and Workshop on Climate/Environment Change at Ewha Womans University (Left). After the Winterschool, Ryu group had a dinner with Professor Jinkyu Hong’s group (Yonsei University) at Shinchon (Right)
- The Ryu group had a 2012 farewell party. This was the first beer after lab meeting at SNU.
- Jeehwan’s birthday (28 Dec 2012)
- Andrew’s phenology review paper was published:
Richardson, A.D., Keenan, T.F., Migliavacca, M., Ryu, Y., Sonnentag, O., & Toomey, M. (2013). Climate change, phenology, and phenological control of vegetation feedbacks to the climate system. Agricultural and Forest Meteorology, 169: 156-173
- Youngryel visited Biometlab at UC Berkeley and gave a short lab seminar on his current projects. Dennis hosted a nice dinner at his home and Youngryel, Sebastian and Martin joined.
- Ryu Lab celebrated the arrival of Li-6400 (photosynthesis/soil respiration measurement). This instrument will play a key role in carbon flux measurements at Seoul Forest Park.
- Jeehwan made an amazing progress in digging-up to quantify carbon stock
- Youngryel appeared in EOS for the recognition of 2011 Editors’ Citation for Excellence in Refereeing for Global Biogeochemical Cycles. See here [PDF]
- Youngryel had a short discussion with Rama Nemani (NASA Ames) at San Francisco Airport to run BESS on NASA NEX.
- Youngryel attended the Heterotrophic Soil Respiration Workshop hosted by Mark Harmon at HJ Andrews Experimental Forest, Oregon State University.
- Group dinner (16 Oct 2012)
- Camera paper has been published in Remote Sensing of Environment!
- Ryu, Y.*, Verfaillie, J., Macfarlane, C., Kobayashi, H., Sonnentag, O., Vargas, R., Ma, S., & Baldocchi, D.D. (2012). Continuous observation of tree leaf area index at ecosystem scale using upward-pointing digital cameras. Remote Sensing of Environment, 126, 116-125 [PDF]
- Terrestrial LiDAR survey was conducted in the Seoul Forest Park. The 3D information on canopy structures will be used to quantify carbon stocks, water and carbon fluxes in the park.
- Youngryel’s birthday (2012. 9)
- Camera paper has been accepted from Remote Sensing of Environment!
- Ryu, Y.*, Verfaillie, J., MacFarlane, C., Kobayashi, H., Sonnentag, O., Vargas, R., Ma, S., & Baldocchi, D.D. (2012). Continuous observation of tree leaf area index at ecosystem scale using upward-pointing digital cameras. Remote Sensing of Environment, In press
- Youngryel, Soohyun and Galam attended AOGS-AGU Joint Assembly in Singapore.
- Group dinner with Woonggi(2012.8.8)
- Youngryel accepted the invitation to join Editorial Board Members in Agricultural and Forest Meteorology.
- Jeehwan and Woon-Ki started to dig out soil in the Seoul Forest Park! We aim to quantify soil carbon stock in the urban park.
- Youngryel was recommended for “2011 Editors’ Citation for Excellence in Refereeing for Global Biogeochemical Cycles“!
- Woong-Ki was awarded “Summer Research Internship Fellowship, CALS, SNU” and will join our group in this August.
- Camera manuscript has been submited to RSE:
- Ryu, Y.*, Verfaillie, J., MacFarlane, C., Kobayashi, H., Sonnentag, O., Vargas, R., Ma, S., & Baldocchi, D.D. (2012). Continuous observation of tree leaf area index at ecosystem scale using upward-pointing digital cameras. Remote Sensing of Environment, In review
- Andrew’s phenology review manuscript has been submitted to AFM:
- Richardson, A.D., Keenan, T.F., Migliavacca, M., Ryu, Y., Sonnentag, O., & Toomey, M. (2012). Climate change, phenology, and phenological control of vegetation feedbacks to the climate system. Agricultural and Forest Meteorology, In review
- Dr. Shin Nagai from JAMSTEC to develop collaborations with PEN-EYE phenology network
- Dr. Donggill Kim from Hawassa University in Ethiopia to develop collaborations in installing LED and digital cameras in Ethiopia to monitor vegetation structure and fuctions
- New grant proposal on quantifying carbon cycle in the Seoul Forest was awarded from Natioanl Research Foundation!! It is 200,000$ over the three years.
- Seungjoon was awarded from Volunteer Research Program, CALS, Seoul National University. He will work on the impacts of elevated [CO2] on biophysical properties of leaves. Congratulations!!
- The group members worked very hard to calibrate LED sensors against Ocean Optics hyperspectrometer.
- Minseok, PhD student at Professor Joon Kim’s lab, joined the NRF Korea-Americas cooperation project.
- Six digital cameras with two LED-sensors were installed at two Koflux sites in Gwangneung.
- One manuscript on scattering effects on gap fraction estimates was submitted to Agricultural and Forest Meteorology:
- Kobayashi, H., Ryu, Y*., Baldocchi, D.D., Welles, J.M., & Norman, J.M. (2012). On the correct estimation of gap fraction: how to remove scattered radiation in the gap fraction measurements? Agricultural and Forest Meteorology, In reivew (* corresponding author)
- Jeehwan started his master course!
- Seungjoon joined the group as a research internship.
- Spectral response of LEDs was characterized owing to Professor Jangjoo Kim who runs organic LED research group at SNU.
- Youngryel gave a talk at Department of Atmospheric Sciences, Yonsei University. The title was “Integration of near-surface and satellite remote sensing to monitor land-atmosphere interactions from plot to global scales”
- Hyungseok’s Birthday (2012. 3. 22)
- Group dinner at MapoSogeumGui (2012. 3. 8)
- Youngryel attended AGU Chapman Conference for Remote Sensing and Terrestrial Water Cycles at Hawaii.
- Youngryel attended ACEAS (Australian Centre for Ecological Analysis and Synthesis) meeting at Australia.
back row: Jason Beringer, Eva van Gorsel, Youngryel Ryu , Natasha Kljun, Dong Gill Kim, Matt Paget. front row(s): Chris Pickett-Heaps, Alfredo Huete, Alex Held, Damian Barrett, Pep Canadell, Brad Evans, Ying-Ping Wang (Photo by Allison Specht)
- BESS paper ranked 1st in the “Most Popular” of Global Biogeochemical Cycles.
- 1st lab meeting!
- Juwon visited UC Berkeley (Dennis Lab) to learn building LED and DCP sensors. This travel was supported by NRF Korea-US collaboration project.
- Jeehwan Bae joined to our group. He is the first graduate student!! Welcome!
- Jaehoon recorded the first alumni in our lab. Good luck with your new plan!