PPT-1. MEASURES OF ATMOSPHERIC COMPOSITION

The atmosphere gas envelope surrounding the Earth The atmosphere seen from the space shuttle Visible solar radiation wavelength 04 µm 05 06 07 Size of air molecules 03 nm ltlt . with . climate variability and change . Seminar in Atmospheric Science, EESC G9910. Diagnosing ENSO from atmospheric composition (ozone measured from space). Ziemke. et al. ., 2010; . Oman et al. ., 2011. 1 Chemical Atmospheric Composition (in percent)VENUS EARTH MARS 0.13 0.007 0.93 1.6 0.1-0.5 2 0.03 Chemistry of the Natural Atmosphere, P. Warneck, chap 12, 1987 2 Due to abundance of O2, Earth with . climate variability and change . Seminar in Atmospheric Science, EESC G9910. 9/19/12 Observed methane trends in recent decades:. . Emission trends or climate variability? . Aydin. et al., Nature, 2011 (fossil fuel). 2. :CO. 2. ratios . over the Southern Ocean. Britton Stephens (NCAR), Ralph Keeling (Scripps), Gordon . Brailsford. (NIWA), Andrew Manning (UEA), Sara . Mikaloff. -Fletcher (NIWA), . Prabir. . Patra. Assignment. Create . a surrealist dreamscape that . includes a dynamic . composition, accurate linear and atmospheric perspective, correct application of watercolor . in order to reveal . form and . Alex Pszenny. VENTURE-CLASS UPDATE/STATUS. EVS-# (Suborbital, Airborne; solicited every 4 years). All 5 EVS-1 investigations are well into their sustained field campaigns. EVS-2 solicitation released 6/2013, proposals in 1/10/2014. . General Characteristics. Composition- Gases, water vapour and dust particles. Structure: Layered structure, variation with altitude, latitude and seasons; Importance and characteristics of each layer.. with . climate variability and change . Seminar in Atmospheric Science, EESC G9910. 9/12/12 Overview . Loulergue. et al., Nature, 2008 . . Glacial to interglacial variability (methane) . Montzka. . General Characteristics. Composition- Gases, water vapour and dust particles. Structure: Layered structure, variation with altitude, latitude and seasons; Importance and characteristics of each layer.. and Vertical Structure. . 2. Learning Goals for Chapter 1. Having an understanding of the main . COMPONENTS . of the . atmosphere . and how they have changed over time. . Understand how and why . atmospheric. in . the. TA experiment. Takayuki . Tomida. . and the TA collaboration. RIKEN. Fluorescence Detector (FD. ). Surface Detectors . SDs. . Plastic . scintillator. Telescope . Array(TA. ). Experiment. EARTH SURFACE. gravity. random. motion. Weight of all air molecules is propagated to surface by random motion of molecules. Random motion of molecules causes pressure to be applied in all directions. Lucia Mona - CNR. Second Joint School on Atmospheric Composition, 16-20 November 2020. Profiling: why important?. A massive . dust. . plume. from the Sahara . Desert. . reaches. far out over the Atlantic Ocean, stretching . validation. M. Van . Roozendael. (BIRA-IASB). Content. Passive UV-Vis DOAS instruments. Retrieval. . methods. Networks. Satellite validation (Sentinel-5p). Conclusions and perspectives. Second Joint School on Atmospheric Composition - 16-20 Nov. 2020.