Solar Variability and Planetary Climates

2 With a global average irradiance of 342 W/m , the Sun is by far the largest source of energy for planet Earth. Due to human activities the latter have been increasing in the atmosphere, 2 causing climate warming through an energy imbalance of 2.

Solar Output Variability.- Assessing Solar Variability.- Solar Variability of Possible Relevance for Planetary Climates.- Measurement of Total and Spectral Solar Irradiance.- Solar Irradiance Variability Since 1978.- Solar Variability Over the Past Several Millennia.- Solar and Heliospheric Modulation of Galactic Cosmic Rays.- What Do Cosmogenic Isotopes Tell Us about Past Solar Forcing of Climate?.- Tropospheric Aerosols, Radiation Budget, and Changes.- Observed Long-Term Variations of Solar Irradiance at the Earth''s Surface.- Aerosol Effects on Clouds and Climate.- Satellite Observations of Natural and Anthropogenic Aerosol Effects on Clouds and Climate.- Aerosol-Cloud Interactions Control of Earth Radiation and Latent Heat Release Budgets.- Atmospheric Ion-Induced Aerosol Nucleation.- Atmospheric Aerosol and Cloud Condensation Nuclei Formation: A Possible Influence of Cosmic Rays?.- Climate Change: Detection and Attribution.- On the Response of the Climate System to Solar Forcing.- Detection and Attribution of Climate Change, and Understanding Solar Influence on Climate.- The Climate Response to the Astronomical Forcing.- Regional Response of the Climate System to Solar Forcing: The Role of the Ocean.- Middle Atmospheric Response to Solar Variability.- Discussion of the Solar UV/Planetary Wave Mechanism.- Solar Variation and Stratospheric Response.- Signature of the 11-Year Cycle in the Upper Atmosphere.- The Middle Atmospheric Ozone Response to the 11-Year Solar Cycle.- Influence of the Solar Cycle on the General Circulation of the Stratosphere and Upper Troposphere.- Multidecadal Signal of Solar Variability in the Upper Troposphere During The 20th Century.- The Role of Dynamics in Solar Forcing.- Solar Influences on Dynamical Coupling Between the Stratosphere and Troposphere.- The Response of the Middle Atmosphere to Solar Cycle Forcing in the Hamburg Model of the Neutral and Ionized Atmosphere.- A Possible Transfer Mechanism for the 11-Year Solar Cycle to the Lower Stratosphere.- Recent Space Data.- Recent Space Data.- Satellite Measurements of Middle Atmospheric Impacts by Solar Proton Events in Solar Cycle 23.- Impact of Solar Activity on Stratospheric Ozone and No2 Observed by GOMOS/ENVISAT.- The Stratospheric and Mesospheric NOy in the 2002-2004 Polar Winters as Measured by MIPAS/ENVISAT.- Early Data from Aura and Continuity from UARS and Toms.- Planetary Science.- What Do We Know about the Climate of Terrestrial Planets?.- Solar Variability and Climate Impact on Terrestrial Planets.- Climate Variability on Venus and Titan.- The Orbital Forcing of Climate Changes on Mars.