Climate chemistry
Radiative forcing estimates of sulfate aerosol in coupled climate-chemistry models with emphasis on the role of the temporal variability
... a climate model to a chem- istry/aerosol model has been addressed using the LMDz general circulation model and the chemistry-aerosol mod- ule ...between climate and ...
21
Future tropospheric ozone simulated with a climate-chemistry-biosphere model
... present-day climate conditions are used as for the two previous experiments but both future anthropogenic and biogenic emissions of precursors are ...of climate and vegetation changes, the NO soil emissions ...
6
Role of the stratospheric chemistry–climate interactions in the hot climate conditions of the Eocene
... (though climate sensitivity varies among climate–chemistry models), we estimate the contribution of stratospheric ozone feedback to surface temperature change in Eocene hot climate simula- ...
18
Acetone variability in the upper troposphere: analysis of CARIBIC observations and LMDz-INCA chemistry-climate model simulations
... INteraction Chemistry- Aerosols (INCA) module representing tropospheric chem- istry, coupled with the Global Circulation Model LMDz (Hourdin et ...pospheric chemistry are presented by Folberth et ...
23
Technical Note: A diagnostic for ozone contributions of various NO<sub>x</sub> emissions in multi-decadal chemistry-climate model simulations
... 5 the NO x contributions, which determine the ozone production, are only correctly diag- nosed by applying a chemical solver (chemical module) to every emission type, which would be too cost intensive for ...
17
Tropospheric ozone changes, radiative forcing and attribution to emissions in the Atmospheric Chemistry and Climate Model Intercomparison Project (ACCMIP)
... emissions, climate-chemistry interactions and land-use change, we esti- mate an overall uncertainty of ±30 % for the tropospheric ozone ...to climate change: decreases in the trop- ical lower ...
24
Chemistry in space
... CHEMISTRY IN SPACE Ken Tapping, 31 st January, 2017 Planets are not just big balls of rock. They comprise lots of other things too, like water and organic molecules, in which carbon is the principal ingredient. ...
2
From biota to chemistry and climate: towards a comprehensive description of trace gas exchange between the biosphere and atmosphere
... atmospheric conditions are sufficiently dry, a state estimated using the Nesterov Index (Nesterov, 1949), and calculations follow Rothermel’s fire spread model (Rothermel, 1972; Wil- son, 1982; Pyne, 1995). Surface fire ...
30
Reactive gases in the chemistry climate model ECHAM6-HAMMOZ
... Martin G. Schultz 1 , Bruno Franco 2,1 , Najmeh Kaffashzadeh 1 , Olga Lyapina 1 , Sabine Schröder 1 , Scarlet Stadtler 1 , Olaf Stein 3 , Domenico Taraborrelli 1 , Lisa Wacker 4 , and the international HAMMOZ consortium ...
1
Philosophy of chemistry
... Chemistry is concerned with the stuff things are made of, but we need to ask what concept of substance they use. In The Philosophy of No, Bachelard argued that the metaphysical notion of substance inherited from ...
29
Impact of large solar zenith angles on lower stratospheric dynamical and chemical processes in a coupled chemistry-climate model
... the chemistry and dynamics of the lower stratosphere, in particular at polar latitudes during winter and ...2D chemistry model MPIC for a specific case study at the 475 K isentropic level showed that the ...
11
Preliminary characterization of the stratospheric circulation using long-lived tracers with the WACCM chemistry-climate model and observations
... Climate model simulations indicate that increasing temperatures, driven by the accumulation of GHG in the troposphere, will result in an amplified wave activity and in a speedup of the BDC (SPARC CCMVal, 2010). ...
1
Pre-industrial to end 21st century projections of tropospheric ozone from the Atmospheric Chemistry and Climate Model Intercomparison Project (ACCMIP)
... Atmospheric Chemistry (IGAC) and Stratospheric Processes And their Role in Climate (SPARC) projects, which fall under the International Geosphere-Biosphere Project (IGBP) and World Climate Research ...
29
Tropospheric Ozone Assessment Report: Present-day distribution and trends of tropospheric ozone relevant to climate and global atmospheric chemistry model evaluation
... atmospheric chemistry model estimates of the tropospheric ozone burden (TOB: the total mass of ozone in the troposphere, Tg) in pre-industrial times, plus an accurate observation- based quantification of the ...
58
Climate Interactive: The C-Roads Climate Policy Model
... of climate-carbon cycle feedbacks, including feedbacks from global mean temperature to net primary production and ocean CO 2 ...of climate-carbon cycle feedbacks and ice sheet dynamics ...
17
COST Action CM1201 “Biomimetic Radical Chemistry”: free radical chemistry successfully meets many disciplines
... Last, but not least, organic synthesis with the help of free radical was significantly developed in the action. Such approaches open up new avenues for medicinal chemistry to increase the potential of ...
19
Technical Note: A diagnostic for ozone contributions of various NO<sub>x</sub> emissions in multi-decadal chemistry-climate model simulations
... Grewe, V., Reithmeier, C., and Shindell, D.: Dynamic-chemical coupling of the upper troposphere and lower stratosphere region, Chemosphere, 47, 851–861, 2002b. Hein, R., Dameris, M., Schnadt, C., Land, C., Grewe, V., ...
9
Chemistry of Cambridge rainwater.
... The constituents and parameters determined in the precipitation were sodium, potassium, calcium, magne- sium, chloride, ammonia, nitrate, nitrite, and acidity.. (pH).[r] ...
35
Zeolite Chemistry and Applications
... The conversion of methane into an easily transportable liquid fuel or chemicals has become a highly sought-after goal spurred by the increasing availability of cheap and abundant natural gas. While utilization of methane ...
138
Arylation chemistry for bioconjugation
... Ar chemistry In 1972, Welz used fluoronitrobenzene reagents that are structurally similar to Sanger’s reagent to label lysine ε-amino groups in proteins (Figure ...
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