ARL Weekly News – October 26, 2018

HQ The 17th Annual Community Modeling and Analysis System (CMAS) Conference, sponsored by the U.S. Environmental Protection Agency, was held between October 22 and 24, 2018 in Chapel Hill, North Carolina. ARL led and contributed to 10 presentations. Youhua Tang, Tianfeng Chai and Daniel Tong focused on emission modeling and gave the following presentations: “HI…

ARL Weekly News – October 19, 2018

HQ Pius Lee attended an annual Interagency Monitoring of Protected Visual Environment (IMPROVE) Network Steering Committee Meeting in Fort Collins, Colorado, October 16-17. IMPROVE is one of the longest running surface speciated particulate matter monitoring network that had its first every third day continuous speciated aerosol mass sample taken in 1988. IMPROVE is largely led…

ARL Weekly News – October 12, 2018

HQ WMO Commission of Basic Systems’ Expert Team on Emergency Response Activities Meeting: Glenn Rolph participated as an invited guest at the WMO Commission of Basic Systems’ (CBS) Expert Team on Emergency Response Activities (ET-ERA) meeting in Vienna, Austria from October 1 to 5. The meeting is held every 2 or 3 years to coordinate…

ARL Weekly News – October 5, 2018

FRD Dennis Finn submitted an abstract entitled “Wind Direction Changes and Plume Behavior in Very Stable Conditions” to the 2019 American Meteorological Society meeting next January in Phoenix. The abstract has been accepted for oral presentation as part of the 21st Conference on Air Chemistry. This work is based on tracer and stable boundary layer…

ARL Weekly News – September 28, 2018

FRD Sudheer Bhimireddy, a Ph.D. student at the University of Texas San Antonio, gave a GoToMeeting presentation this week on his research involving Large Eddy Simulations of tracer releases from Project Sagebrush. His initial work focuses on the daytime releases in Phase 1 of Project Sagebrush. Sudheer ultimately wants to add cloud buoyancy effects into…

ARL Weekly News – September 14, 2018

HQ ARL’s HYSPLIT group presented “Then and Now: How HYSPLIT Changed the Course of Transport and Dispersion Modeling and Fundamentally Embedded Itself into both Research and Operational Decision-Making” at NOAA’s first General Modeling Meeting and Fair in College Park, Maryland. Coordinated by Dr. Alice Crawford, this exhibit on September 11 featured work by the entire…

ARL Weekly News – August 31, 2018

HQ On August 30, Alice Crawford presented a HYSPLIT overview during a departmental seminar organized by the University of Maryland’s Department of Atmospheric and Oceanic Science. A paper titled “Methane Emissions from the Baltimore-Washington Area Based on Airborne Observations: Comparison to Emissions Inventories,” co-authored by Xinrong Ren et al., has been published in the Journal…

ARL Weekly News – August 24, 2018

HQ ARL Acting Director Dr. Ariel Stein traveled to Boulder, Colorado, August 21-22 to meet with colleagues at NOAA’s Earth System Research Laboratory as part of continued collaborations stemming from the joint lab summit earlier this year. FRD “Distinct Turbulence Structures in Stably Stratified Boundary Layers with Weak and Strong Surface Shear,” with Dennis Finn…

ARL Weekly News – August 17, 2018

HQ Dr. Hyun Cheol Kim is traveling to South Korea August 21-31 for kick-off meetings related to three projects: “Development of top-down emission estimation framework based on artificial intelligence techniques,” “Source Apportionment of PM2.5 using Three-Dimensional Photochemical Models: Top-down adjustment of NOx and SO2 emissions,” and “Development of the Korea-Monitoring Emission Modeling System (K-MEMs).” The…