PPT-MODIS downward shortwave radiation (DSR) and photosynthetically active radiation (PAR)

Dongdong Wang Shunlin Liang Xueyuan Gao Meredith Brown University of Maryland College Park 1 Outline Background Status of MCD18 C6 and C61 products Product assessment Alternate retrieval algorithms. Ad-hoc . On-Demand Distance Vector . Routing. &. DSR. : The Dynamic Source Routing . Protocol for. . Multi-Hop . Wireless Ad Hoc Networks. November 2011,. Giorgos . Papadakis. & Manolis. C. ollection 6 Ice . M. odel . A. ssessments with POLDER and CALIPSO. Ping Yang, . Souichiro. . Hioki. , . Jiachen. Ding . Department of Atmospheric . Sciences. Texas A&M University. In collaboration with . Land . Surface Temperature and . Emissivity (LST&E) Products.  . Glynn Hulley, . Simon . Hook. Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA. (c) . 2014 . California Institute of Technology. Government sponsorship acknowledged. Jacob Anderson. Mentor: Gregory . Leptoukh. Research Objectives. Based on previous research determine the variables that most affect MODIS bias. Find which MODIS aerosol algorithm works better over coastal regions. Data. R. Bradley Pierce. Ed . Eloranta. , Dave Turner, . Shobha. . Kondragunta. , . Pubu. . Ciren. , . Istvan. Laszlo, Ralph . Kuehn, Rick Wagener. NOAA GOES-R Air Quality Proving Ground . 3. rd.  VIIRS AOD. Robert Levy. . (NASA-GSFC). Shana . Mattoo. , Leigh . Munchak. . (SSAI @ NASA-GSFC). Falguni. . Patadia. (GESTAR/Morgan State Univ. @ NASA-GSFC). Lorraine Remer (JCET-UMBC). VIIRS-2013 College Park, MD, November 2013. . F. red Huemmrich, UMBC/GSFC . John Gamon, University of Alberta. We want to develop methods to use optical signals to estimate ecosystem carbon exchange. Examine the relationships between ecosystem production (GEP) and spectral reflectance. transmitted. absorbed. reflected. 1. transmission. Radiation passes through atmosphere unimpeded.. Shortwave and longwave “windows” . 2. absorption. Energy is transferred to absorber; absorber emits energy. Andrew M. Sayer, N. Christina Hsu, Corey Bettenhausen, Myeong-Jae . Jeong, Jaehwa Lee. MODIS . Red. -. Green. -. Blue. composite. MODIS . Dark. Target . AOD. 0. 0.5. 1.0. 1.5. 2.0. MODIS . Deep. Blue AOD. Peter Minnett & BOB Evans. Rosenstiel School, University of Miami.. pminnett@rsmas.miami.edu. MODIS Science Team Meeting, April 2014.. Summary. MODIS SSTs are stable and of good accuracy. N. ew . M. odel . A. ssessments with POLDER and CALIPSO. Ping Yang, . Souichiro. . Hioki. , . Jiachen. Ding . Department of Atmospheric . Sciences. Texas A&M University. In collaboration with . Steven . Toby K. Westberry, Michael J. Behrenfeld . With (lots of) help from. Emmanuel Boss, Allen Milligan, Dave Siegel, Chuck McClain, Bryan Franz, Gene Feldman, Scott Doney, Ivan Lima, Jerry Wiggert, Natalie Mahowald, others. Collection 6 e-Deep Blue/Dark Target comparison and ‘merged’ aerosol products. 1. Images from NASA Earth Observatory, . http://earthobservatory.nasa.gov/Features/Aerosols/. Deep Blue group: . N. Christina Hsu (PI), . Spectroradiometer. Mean annual evaporation. NASA MODIS satellite. Moderate Resolution Imaging . Spectroradiometer. Average E-P for the oceans. NASA – Aquarius mission. Sea Surface Salinity.