Martin Dameris

Clear sky UV simulations for the 21st century based on ozone and temperature projections from Chemistry-Climate Models (2009)

Tourpali, Klairie, Bais, A.F., Kazantzidis, A., Zerefos, C.S., Akiyoshi, H., Austin, John, ...

We have estimated changes in surface solar ultraviolet (UV) radiation under cloud free conditions in the 21st century based on simulations of 11 coupled Chemistry- Climate Models (CCMs). The total...

Water vapour transport in the tropical tropopause region in coupled Chemistry-Climate Models and ERA-40 reanalysis data (2009)

Stefanie Kremser, Ingo Wohltmann, Markus Rex, Ulrike Langematz, Martin Dameris, Markus Kunze

In this study backward trajectories from the tropical lower stratosphere were calculated for the Northern Hemisphere (NH) winters 1995–1996, 1997–1998 (El Niño) and 1998–1999 (La Niña) and...

Simple measures of ozone depletion in the polar stratosphere (2008)

Müller, Rolf, Grooß, Jens-Uwe, Lemmen, Carsten, Heinze, D., Dameris, Martin, Bodeker, Greg

We investigate the extent to which quantities that are based on total column ozone are applicable as measures of ozone loss in the polar vortices. Such quantities have been used frequently in ozone...

Higher tropical SSTs strengthen the tropical upwelling via deep convection (2008)

Deckert, Rudolf, Dameris, Martin

Recent observations show a distinct cooling of the tropical lower stratosphere, and chemistry-climate models (CCMs) suggest a link to a strengthening tropical upwelling, arguably related to increases...

Technical Note: A new global database of trace gases and aerosols from multiple sources of high vertical resolution measurements (2008)

Hassler, Birgit, Bodeker, Gregory, Dameris, Martin

A new database of trace gases and aerosols with global coverage, derived from high vertical resolution profile measurements, has been assembled as a collection of binary data files; hereafter...

The 1985 Southern Hemisphere mid-latitude total column ozone anomaly (2007)

Bodeker, Greg, Garny, Hella, Smale, Dan, Dameris, Martin, Deckert, Rudolf

One of the most significant events in the evolution of the ozone layer over southern mid-latitudes since the late 1970s was the large decrease observed in 1985. This event remains unexplained and a...

Trends and variability in stratospheric mixing: 1979–2005 (2007)

Garny, Hella, Bodeker, Greg, Dameris, Martin

Changes in climate are likely to drive changes in stratospheric mixing with associated implications for changes in transport of ozone from tropical source regions to higher latitudes, transport of...

Das Ozonloch und seine Ursachen (2007)

Dameris, Martin, Peter, Thomas, Schmidt, Ulrich, Zellner, Reinhard

Der Abbau des stratosphärischen Ozons gehört zu den gravierendsten Veränderungen, die die Erdatmosphäre in neuerer Zeit erfahren hat. Seine auffälligste Erscheinung ist das Ozonloch über dem...

The 1985 southern hemisphere mid-latitude total column ozone anomaly (2007)

Bodeker, Greg, Garny, Hella, Smale, Dan, Dameris, Martin, Deckert, Rudi

One of the most significant events in the evolution of the ozone layer over southern mid-latitudes since the late 1970s was the large decrease observed in 1985. This event remains unexplained and...

Trends and variability in stratospheric mixing: 1979-2005 (2007)

Garny, Hella, Bodeker, Greg, Dameris, Martin

Changes in climate are likely to drive changes in stratospheric mixing with associated implications for changes in transport of ozone from tropical source regions to higher latitudes, transport of...

Assessment of temperature, trace species, and ozone in chemistry-climate model simulations of the recent past (2006)

Eyring, Veronika, Butchart, Neal, Waugh, Darryn W., Akiyoshi, Hideharu, Austin, John, Bekki, Slimane, ...

Simulations of the stratosphere from thirteen coupled chemistry-climate models (CCMs) are evaluated to provide guidance for the interpretation of ozone predictions made by the same CCMs. The focus of...

Hemispheric ozone variability indices derived from satellite observations and comparison to a coupled chemistry-climate model (2006)

Erbertseder, Thilo, Eyring, Veronika, Bittner, Michael, Dameris, Martin, Grewe, Volker

Total column ozone is used to trace the dynamics of the lower and middle stratosphere which is governed by planetary waves. In order to analyse the planetary wave activity a Harmonic Analysis is...

Critique of the tracer-tracer correlation technique and its potential to analyze polar ozone loss in chemistry-climate models (2006)

Lemmen, Carsten, Müller, Rolf, Konopka, Paul, Dameris, Martin

The tracer-tracer correlation technique (TRAC) has been widely employed to infer chemical ozone loss from observations. Yet, its applicability to chemistry-climate model (CCM) data is disputed. Here,...

Hemispheric ozone variability indices derived from satellite observations and as diagnostics for coupled chemistry-climate models (2006)

Erbertseder, Thilo, Eyring, Veronika, Bittner, Michael, Dameris, Martin, Grewe, Volker

Dynamics and chemistry of the lower and middle stratosphere are characterized by manifold processes on different scales in time and space. The total column density of ozone, measured by numerous...

Solar cycle effect delays onset of ozone recovery (2006)

Dameris, Martin, Matthes, Sigrun, Deckert, Rudolf, Grewe, Volker, Ponater, Michael

Short- and long-term changes of total ozone are investigated by means of an ensemble simulation with the coupled chemistry-climate model E39/C for the period 1960 to 2020. Past total ozone changes...

Simulated Trends of Stratospheric Water Vapor from 1960 to 1999 and their Impact on Ozone Chemistry (2006)

Stenke, Andrea, Grewe, Volker, Dameris, Martin, Ponater, Michael, Sausen, Robert

Water vapor is an important controlling factor for climate feedback processes. Therefore, the understanding of the variability and of long-term changes of water vapor concentration in the UT/LS is...

Chemical ozone loss in a chemistry-climate model from 1960-1999 (2006)

Lemmen, Carsten, Dameris, Martin, Müller, Rolf, Riese, Martin

In the recent WMO assessment of ozone depletion, the minimum ozone column is used to assess the evolution of the polar ozone layer simulated in several chemistry-climate models (CCMs). The ozone...

Interannual variation patterns of total ozone and lower stratospheric temperature in observations and model simulations (2006)

Steinbrecht, Wolfgang, Haßler, Birgit, Brühl, Christoph, Dameris, Martin, Giorgetta, Marco, Grewe, Volker, ...

We report results from a multiple linear regression analysis of long-term total ozone observations (1979 to 2000, by TOMS/SBUV), of temperature reanalyses (1958 to 2000, NCEP), and of two...

Solar cycle effect delays onset of ozone recovery (2006)

Dameris, Martin, Matthes, Sigrun, Deckert, Rudolf, Grewe, Volker, Ponater, Michael

Short- and long-term changes of total ozone are investigated by means of an ensemble simulation with the coupled chemistry-climate model E39/C for the period 1960 to 2020. Past total ozone changes...

Long-term changes and variability in a transient simulation with a chemistry-climate model employing realistic forcing (2005)

Dameris, Martin, Grewe, Volker, Ponater, Michael, Deckert, Rudolf, Eyring, Veronika, Mager, Fabian, ...

A transient simulation with the interactively coupled chemistry-climate model (CCM) E39/C has been carried out which covers the 40-year period between 1960 and 1999. Forcing of natural and...

Determining the tropopause height from gridded data (2003)

Reichler, Thomas J., Dameris, Martin; Sausen, Robert

A method is presented to determine tropopause height from gridded temperature data with coarse vertical resolution. The algorithm uses a thermal definition of the tropopause, which is based on the...

Determining the tropopause height from gridded data (2003)

Reichler, Thomas J., Dameris, Martin; Sausen, Robert

A method is presented to determine tropopause height from gridded temperature data with coarse vertical resolution. The algorithm uses a thermal definition of the tropopause, which is based on the...

Determining the tropopause height from gridded data (2003)

Reichler, Thomas J., Dameris, Martin; Sausen, Robert

A method is presented to determine tropopause height from gridded temperature data with coarse vertical resolution. The algorithm uses a thermal definition of the tropopause, which is based on the...