rising and the Wadden Sea ecosystems are changing rapidly (Figure 1). At the Wadden Sea station of Sylt we have one of the most detailed and species rich marine time series in the world. The so-called Sylt [...] years, much of the work on the LTER has focused on key species and their role in habitat stability and species function. The demise of and introduction of species especially in the context of resilience [...] and taxonomical biodiversity of the North Sea, as well as the computation of flows of energy and nutrients through the system also via models. We aim to integrate the different data sets using modelling

different types of killer whales live in the Southern Ocean. They are known to differ in feeding ecology and appearance. However, little is known about the distribution and behaviour of these different [...] whale ecotypes. To answer these questions, scientists monitor the whales’ communication with specific underwater sound recorders. However, so far nobody knew, which calls the different ecotypes are using

often described as the planet’s ‘green lungs’ because they produce tremendous amounts of oxygen. However, an even greater volume of the oxygen we breathe originates in the ocean. The algal communities living [...] Plankton: The foundation of life in the sea Biologist Prof. Dr Helmut Hillebrand, Professor at the University of Oldenburg and Director at HIFMB Oldenburg. HIFMB Biodiversity Ecological stability Ecosystem [...] there produce at least half of the gas that is vital for breathing and as such essential for human life. But climate change is altering the algal world in our seas: as a result of increasing water temperatures

Helgoland and the agency "studio klv". The Alfred Wegener Institute conducts research in the extreme habitats of the polar regions and oceans - from the atmosphere to the bottom of the seas. At the Helgoland and [...] on side The excavation pit is currently being prepared with the pile construction, and the next step will be the demolition of the two basement levels. In the course of the upcoming work, the subsoil is [...] around 600 square metres of state-of-the-art exhibition space. By combining haptic and virtual content, the BLUEHOUSE HELGOLAND will provide a whole new insight into the world of the North Sea and its exploration

include a digital twin of every atom in the ocean and atmosphere in the model – and the processing power of all the world’s supercomputers combined wouldn’t remotely be up to the task. Accordingly, models [...] refers to the long-term state of the atmosphere and ocean over decades, centuries or millennia. To gauge the climate, the statistics of the meteorological parameters also used to determine the weather are [...] Celsius, according to the IPCC the risk of exceeding certain tipping points in the climate system will be lower. This assessment was also the basis for the 1.5-degree target included in the Paris Agreement,

important glance into the future and at the same time one of the most central tools of climate research. The better these models reproduce the natural processes in the climate system, the more accurate and [...] Models: Images of the future Prof. Dr Thomas Jung, head of the Climate Dynamics section, spokesperson of the research programme "Changing Earth - Sustaining our Future" and Vice Director of the Alfred Wegener [...] participate in the international model comparison for the 6 th Assessment Report of the Intergovernmental Panel on Climate Change for the first time in the past three years. The results of these CMIP6 climate

Spectrogram of 20060419-0814_PALAOA (Photo: OZA AWI) A silent ocean Southern Ocean with sea ice (Photo: AWI) The Southern Ocean is one of the last pristine areas of the world’s oceans. Only few fishing and [...] Examples of underwater sounds in the polar oceans Map of the Atlantic sector of the Southern Ocean with all recording positions marked in red. (Photo: OZA AWI) The sound snippets below illustrate some [...] frequently in the vicinity of Elephant Island, off the northern tip of the Antarctic Peninsula, where the 20 Hz pulse also often contains a higher frequency component around 89 Hz. Spectrogram of 20130705-

such as the icebreaker Polarstern , observatories, aircrafts, and satellites to capture the evolving dynamics of the ocean, atmosphere, sea ice, and ice sheets. At the same time, we push the boundaries [...] critical insights into the past, present, and future of our planet. In cooperation with our colleagues in the Bio- and Geosciences, our research extends to investigating the impact of climate change on marine [...] these processes – especially in the rapidly changing polar regions where the changes have far-reaching implications, such as global sea level rise – is at the heart of our research. We strive to understand

Yes! By using a climate model in a special way, where the winds are forced to follow the observed winds, we simulate the 'climate change signal of the day'. Every day and everywhere. Just a few days behind [...] things. This will give climate researchers the ability to directly share, compare, and evaluate their findings with each other. The data products of the sixth phase of CMIP (CMIP6, Eyring et al. 2016, GMD, [...] source of robust and reliable climate information in the Intergovernmental Panel on Climate Change's (IPCC) Sixth Assessment Report. The scenario subproject of CMIP6, ScenarioMIP, involved a total of about

Sargassum. The following presentation and interpretation of the results matches the order of the questionnaire. The small number of participants does not allow for representative insights about the local community [...] good, the other half of the group assessed the quality as bad or rather bad. Yet, the vast majority agreed that the quality of the coastal environment is not improving over time, indicating that the participants [...] worried about the future development of the coastal environment. Most of the participants indicated that they use the coastal environment for recreational activities and described the coast and the sea as