M. Claussen

Details der Publikationsliste

Zeitraum

1995 - 2009

Anzahl

97

Co-Autoren

Geoengineering climate by stratospheric sulfur injections: Earth system vulnerability to technological failure (2009)

Brovkin, V., Petoukhov, V., Claussen, M., Bauer, E., Archer, D., Jaeger, C.

We use a coupled climate–carbon cycle model of intermediate complexity to investigate scenarios of stratospheric sulfur injections as a measure to compensate for CO2-induced global warming. The...

Radiative forcing from anthropogenic land cover change since AD 800 (2009)

Pongratz, J., Raddatz, T., Reick, C., Esch, M., Claussen, M.

We calculate the radiative forcing (RF) from surface albedo changes over the last millennium applying a recently published, population-based reconstruction of anthropogenic land cover change (ALCC)....

Separation of atmosphere-ocean-vegetation feedbacks and synergies for mid-Holocene climate (2009)

Otto, J., Raddatz, T., Claussen, M., Brovkin, V., Gayler, V.

We determine both the impact of atmosphere‐ocean and atmosphere‐vegetation feedback, and their synergy on northern latitude climate in response to the orbitally‐induced changes in...

Global biogeophysical interactions between forest and climate (2009)

Brovkin, V., Raddatz, T., Reick, C. H., Claussen, M., Gayler, V.

In two sensitivity experiments using the Earth System Model of the Max Planck Institute for Meteorology (MPI‐ESM), the vegetation cover of the ice‐free land surface has been set worldwide to...

Mechanisms and time scales of glacial inception simulated with an Earth system model of intermediate complexity (2009)

Calov, R., Ganopolski, A., Kubatzki, C., Claussen, M.

We investigate glacial inception and glacial thresholds in the climate-cryosphere system utilising the Earth system model of intermediate complexity CLIMBER-2, which includes modules for atmosphere,...

Late Quaternary vegetation-climate feedbacks [Review] (2009)

Claussen, M.

Feedbacks between vegetation and other components of the climate system are discussed with respect to their influence on climate dynamics during the late Quaternary, i.e., the last...

Effects of anthropogenic land cover change on the carbon cycle of the last millennium (2009)

Pongratz, J., Reick, C., Raddatz, T., Claussen, M.

Transient simulations are performed over the entire last millennium with a general circulation model that couples the atmosphere, ocean, and the land surface with a closed carbon cycle. This setup...

Land use and climate via the LUCID intercomparison study: implications for experimental design in AR5 (2009)

Pitman, A. J., Cruz, F. T., Davon, E. L., Bonan, G. B., Brovkin, V., ...

Seven climate models were used to explore the biogeophysical impacts of human-induced land cover change (LCC) at regional and global scales. The imposed LCC led to statistically significant decreases...

Mechanisms and time scales of glacial inception simulated with an Earth system model of intermediate complexity (2009)

R. Calov, A. Ganopolski, C. Kubatzki, M. Claussen

We investigate glacial inception and glacial thresholds in the climate-cryosphere system utilising the Earth system model of intermediate complexity CLIMBER-2, which includes modules for atmosphere,...

Mechanisms and time scales of glacial inception simulated with an Earth system model of intermediate complexity (2009)

R. Calov, A. Ganopolski, C. Kubatzki, M. Claussen

We investigate glacial inception and glacial thresholds in the climate-cryosphere system utilising the Earth system model of intermediate complexity CLIMBER-2, which includes modules for atmosphere,...

Late Quaternary vegetation – climate feedbacks* (2009)

M. Claussen

Feedbacks between vegetation and other components of the climate system are discussed with respect to their influence on climate dynamics during the late Quaternary, i.e., the last glacial –...

Uncertainries in climate responses to past land cover change: First results from the LUCID intercomparison study (2009)

Pitman, A.J., Cruz, F.T., Davin, E.L., Bonan, G.B., Brovkin, V., ...

Seven climate models were used to explore the biogeophysical impacts of human-induced land cover change (LCC) at regional and global scales. The imposed LCC led to statistically significant decreases...

Local ecosystem feedbacks and critical transitions in the climate (2009)

M. Rietkerk, V. Brovkin, M. Claussen, S. C. Dekker, H. A. Dijkstra, ...

Global and regional climate models, such as those used in IPCC assessments, are the best tools available for climate predictions. Such models typically account for large-scale land-atmosphere...

Simulation of the last glacial cycle with a coupled climate ice-sheet model of intermediate complexity (2009)

A. Ganopolski, R. Calov, M. Claussen

A new version of the Earth system model of intermediate complexity, CLIMBER-2, which includes the three-dimensional polythermal ice-sheet model SICOPOLIS, is used to simulate the last glacial cycle...

Contribution of oceanic and vegetation feedbacks to Holocene climate change in Central and Eastern Asia (2009)

A. Dallmeyer, M. Claussen, J. Otto

The impact of vegetation-atmosphere and ocean-atmosphere interactions on the mid- to late Holocene climate change as well as their synergy is studied for different regions in Central and Eastern Asia...

DYNAMICS OF THE MOLECULAR JETS IN THE ARCHETYPICAL PREPLANETARY NEBULA, IRAS 16342−3814 (2007)

M. R. Morris, R. Sahai, M. Claussen

Que los chorros fuertes puedan lanzarse en las etapas muy tempranas de las nebulosas preplanetarias no tiene mejor evidencia que en la clase de “nebulosas fuente de agua”: sistemas en los cuales...

1 (2007)

M. R. Morris, R. Sahai, M. Claussen

Que los chorros fuertes puedan lanzarse en las etapas muy tempranas de las nebulosas preplanetarias no tiene mejor evidencia que en la clase de \nebulosas fuente de agua": sistemas en los...

The climate of past interglacials (2007)

Sirocko, F., Claussen, M., Litt, T., Sanchez-Goni, M.

Historically, climate fluctuations, such as the Little Ice Age, show that interglacial climate chage in not entirely stable, but responds to even subtle changes in radiative forcing. Through...

Dynamics of the Molecular Jets in the Archetypical Preplanetary Nebula, IRAS 16342-3814 (2006)

M.R. Morris, M. Claussen, R. Sahai

Dynamics of the Molecular Jets in the Archetypical Preplanetary Nebula, IRAS 16342-3814

First results from a VLBA proper motion survey of H2O masers in low-mass YSOs: the Serpens core and RNO15-FIR (2005)

Moscadelli, L., Testi, L., Furuya, R. S., Goddi, C., Claussen, M., Kitamura, Y., ...

This article reports first results of a long-term observational program aimed to study the earliest evolution of jet/disk systems in low-mass YSOs by means of VLBI observations of the 22.2 GHz water...

Synergy between small- and large-scale feedbacks of vegetation on the water cycle (2005)

Scheffer, M., Holmgren, M., Brovkin, V., Claussen, M.

Predictions of the effects of climate change on the extent of forests, savannas and deserts are usually based on simple response models derived from actual vegetation distributions. In this review,...

Synergy between small- and large-scale feedbacks of vegetation on the water cycle (2005)

Scheffer, M., Holmgren, M., Brovkin, V., Claussen, M.

Predictions of the effects of climate change on the extent of forests, savannas and deserts are usually based on simple response models derived from actual vegetation distributions. In this review,...

Quantifying the effect of vegetation dynamics on the climate of the Last Glacial Maximum (2005)

A. Jahn, M. Claussen, A. Ganopolski, V. Brovkin

The importance of the biogeophysical atmosphere-vegetation feedback in comparison with the radiative effect of lower atmospheric CO2 concentrations and the presence of ice sheets at the last glacial...

Transient simulation of the last glacial inception. Part I: Glacial inception as a bifurcation in the climate system (2005)

Calov, R., Ganopolski, A., Claussen, M., Petoukhov, V., Greve, R.

We study the mechanisms of glacial inception by using the Earth system model of intermediate complexity, CLIMBER-2, which encompasses dynamic modules of the atmosphere, ocean, biosphere and ice...

Transient simulation of the last glacial inception. Part II: Sensitivity and feedback analysis (2005)

Calov, R., Ganopolski, A., Petoukhov, V., Claussen, M., Brovkin, V., Kubatzki, C.

The sensitivity of the last glacial-inception (around 115 kyr BP, 115,000 years before present) to different feedback mechanisms has been analysed by using the Earth system model of intermediate...

EMIC Intercomparison Project (EMIP-CO2): Comparative analysis of EMIC simulations of climate, and of equilibrium and transient responses to atmospheric CO2 doubling (2005)

Petoukhov, V., Claussen, M., Berger, A., Crucifix, M., Eby, M., Eliseev, A.V., ...

An intercomparison of eight EMICs (Earth system Models of Intermediate Complexity) is carried out to investigate the variation and scatter in the results of simulating (1) the climate characteristics...

Synergy between small- and large-scale feedbacks of vegetation on the water cycle (2005)

Scheffer, M., Holgren, M., Brovkin, V., Claussen, M.

Predictions of the effects of climate change on the extent of forests, savannas and deserts are usually based on simple response models derived from actual vegetation distributions. In this review,...

Impacts of snow and glaciers over Tibetan Plateau on Holocene climate change: Sensitivity experiments with a coupled model of intermediate complexity (2005)

Jin, L., Ganopolski, A., Chen, F., Claussen, M., Wand, H.

An Earth system model of intermediate complexity has been used to investigate the sensitivity of simulated global climate to gradually increased snow and glacier cover over the Tibetan Plateau for...

Quantifying the effect of vegetation dynamics on the climate of the Last Glacial Maximum (2005)

Jahn, A., Claussen, M., Ganopolski, A., Brovkin, V.

The importance of the biogeophysical atmosphere-vegetation feedback in comparison with the radiative effect of lower atmospheric CO2 concentrations and the presence of ice sheets at the last glacial...

Quantifying the effect of vegetation dynamics on the climate of the Last Glacial Maximum (2005)

Jahn, A., Claussen, M., Ganopolski, A., Brovkin, V.

The importance of the biogeophysical atmosphere-vegetation feedback in comparison with the radiative effect of lower atmospheric CO2 concentrations and the presence of ice sheets at the last glacial...

Quantifying the effect of vegetation dynamics on the climate of the Last Glacial Maximum (2005)

Jahn, A., Claussen, M., Ganopolski, A., Brovkin, V.

The importance of the biogeophysical atmosphere-vegetation feedback in comparison with the radiative effect of lower atmospheric CO2 concentrations and the presence of ice sheets at the last glacial...

Quantifying the effect of vegetation dynamics on the climate of the Last Glacial Maximum (2005)

Jahn, A., Claussen, M., Ganopolski, A., Brovkin, V.

The importance of the biogeophysical atmosphere-vegetation feedback in comparison with the radiative effect of lower atmospheric CO2 concentrations and the presence of ice sheets at the last glacial...

Quantifying the effect of vegetation dynamics on the climate of the Last Glacial Maximum (2005)

A. Jahn, M. Claussen, A. Ganopolski, V. Brovkin

The importance of the biogeophysical atmosphere-vegetation feedback in comparison with the radiative effect of lower atmospheric CO<sub>2</sub> concentrations and the presence of ice...

The Circumstellar Environment of the Early B Protostar G192.16-3.84 and the Discovery of a Low-Mass, Protostellar Core (2004)

Shepherd, D. S., Borders, T., Claussen, M., Shirley, Y., Kurtz, S. E.

We have observed the massive star forming region associated with the early B protostar G192.16-3.84 in NH3(1,1), 22.2 GHz water masers, 1.3 cm continuum emission, and at 850 microns. The dense gas...

Imaging the z=0.9 Absorbing Cloud toward 1830-211 (1998)

Carilli, C. L., Menten, K. M., Reid, M. J., Rupen, M., Claussen, M.

We present spectroscopic imaging observations of the molecular and HI 21cm absorbing cloud at z = 0.885 toward the `Einstein ring' radio source PKS 1830-211. We derive a cloud size between 10 h^{-1}...

Modelling global terrestrial vegetation-climate interaction

Claussen, M.

By coupling an atmospheric general circulation model asynchronously with an equilibrium vegetation model, manifold equilibrium solutions of the atmosphere-biosphere system have been explored. It is...