PPT-Anthropogenic and volcanic

contributions to the decadal variations of stratospheric aerosol Mian Chin NASA Goddard Space Flight Center Plus Thomas Diehl Qian Tan Huisheng Bian John Burrows Nickolay. The settled issues. . Topics. Definitions. An absurdity which needs to be addressed. What has been established? What is at issue?. Science. The Scientific Consensus. Some common challenges to anthropogenic climate change (and why they fail). Volcanic Eruptions. 1. Why Volcanoes Erupt:. The F of expanding gas builds and pushes magma through the vent. 2. Major Factors in Eruptions:. a. The amount of trapped gas. CO. 2. and Sulfur. b. Silica Content. 1/16/13 Volcanic Landforms Notes. Formed from . l. ayers of Lava and ash. shield volcanoes. cinder cone volcanoes. composite volcanoes. lava plateaus . Formed from magma . Volcanic necks. Dikes. Sills, batholiths. Physics Today August 2002 30-36. 01/23/15. Mean . D. = 0.4. ‰. Compare 1970 with 1990. Change in profiles of . d. 13C. f. rom 1970 to 1991. Need depth integrated. c. hange in global ocean. d. 13C. Impacts on the Atlantic Multidecadal Oscillation and Initiation of the Little Ice Age. . Alan . Robock and . Joanna Slawinska . (robock@envsci.rutgers.edu), Dept. . Environmental Sciences. , Rutgers University. Constructive Forces. A constructive force is on that build up the Earth’s surface.. B. Examples: . Mountain building . Deposition of sediment. Volcanic Eruption. August 2006 brought two new things to the . Volcanoes. In the last section we learned that the outer layer of the earth is called the Crust.. We also learned that the crust is broken into many different pieces called Plates.. The plates are constantly moving because of Continental Drift.. Comparing EPA estimates to . CAMx. PSAT for 2011. Natural vs Anthropogenic contributions to IMPROVE aerosol extinction. Pat Brewer (NPS), Gail Tonnesen (EPA Region 8), Tom Moore (WESTAR-WRAP). April 2018. Climate Change. Major Anthropogenic Sources. CO. 2. Aerosols. Cement manufacturing. Land use. Ozone depletion. Animal agriculture. Deforestation. CO. 2 . emissions. Fossil Fuel combustion and other human activities emit 30 . . Tianfeng. Chai. 1,2. , Alice Crawford. 1,2. , Barbara Stunder. 1. , Roland Draxler. 1. , Michael J. Pavolonis. 3. , Ariel Stein. 1. . NOAA Air Resources Laboratory, College Park, MD. Cooperative Institute for Climate and Satellites, University of Maryland, College Park, Maryland. Van . Tuyl. Lecture Series- . Spring 2015. 4:00-5:00 p.m. in Berthoud Hall Room 241.   . Thursday. , . March . 26, . 2015. Dr. . . Gordon Grant. . Oregon State . University. USDA Forest Service, Pacific Northwest Research . Nitrous . Oxide (N. 2. O). : The Dominant Ozone-Depleting Substance Emitted in the 21. st. . Century, A. . R. . Ravishankara, John S. Daniel, and Robert W. . Portmann, . SCIENCE. , . Vol. . 326, Pages: 123-125, 2009 (OCT 2. Cs-137 and Cs-134 in Ground-Level Air Samples by IMS Stations. Located on the African Continent . . . Ms. Dorice Rashid Seif. 1 . and Mr. Martin Kalinowski. 2. P2.4-307. 1. Authors: Andrés . David . Bayona. . Vlad . Constantin . Manea. Motivation:. The origin of the . volcanic caldera Los . Humeros. in Mexico . has . not . been studied using numerical . modeling.. Key question:.