Analysis of the climatology and variability of the stratosphere and mesosphere in measurements and model data.
Provision of daily stratospheric winter diagnostics and meteorological support for measurement campaigns.
Investigation of radiative, chemical and dynamical processes, and their inter -actions using a state-of-the-art global Chemistry-Climate-Model with focus on:
anthropogenic depletion and recovery of stratospheric ozone,
interaction between atmosphere and oceans,
model projections of future stratospheric change,
impact of stratospheric change on tropospheric weather forecast.
Investigation of solar cycle effects on climate.
Model simulations of early Earth conditions to study the evolution of life.
Application of advanced methods of time series analysis to climate research.