Transition from Cretaceous Greenhouse to Tertiary Icehouse

hiatusses in the South Atlantic since the middle Miocene. The opening of Drake Passage in early Oligocene times and the closure of the CAS at ~6 Ma, i.e., tectonic processes, have been identified as the key triggers [...] emplacement of the plateau influence the climatic, oceanic environments, and Earth’s biota? What can we deduce about water mass changes during early stages of the plateau’s evolution? Did emplacement of the Agulhas [...] important driver of Cretaceous-Paleogene/Neogene climate changes in the Southern Ocean but the opening of gateways and subsequent migration of continents also has had a profound effect on the regional climate

Gateways of the Southern Ocean

little about the early phases of the circulation. This will be the focus of future studies, e.g. the BMBF project SLIP . Drilling the younger history of water mass exchange! The younger history of the water [...] documented e.g. in the western part of Ireland and the UK where branches of the gulf stream, named after the Gulf of Mexico, lead to a mild climate and allow the growth of palm trees. In the same latitudes [...] with the establishment of the West Antarctic Ice Sheet interrupted deposition of drift body 3. Deposition started again with the onset of the Pliocene (drift body 4, ~5 Ma). The gentle slope of the Outer

Climate modelling

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,

Awards and honors

focuses on understanding the drivers of sea surface temperature (SST) and sea ice changes from the satellite era to a warmer world. SO-ASE aims to unravel the fundamental physics of ice-climate interactions [...] Development (ESD) of the Federal Ministry of Education and Research and the German UNESCO Commission. The klimafit core team includes: at AWI: Dr. Renate Treffeisen, Dr. Klaus Grosfeld, at the WWF Germany: [...] Stephanie Arndt , 2023. Video of the Prize winner Silent Hero Preis Stephanie Carstensen , 2023. Video of the Prize winner Doctoral Award Dr. Luisa von Albedyll , 2022. Video of the Prize winner

Bluehouse

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

Stable Isotopes in Marine Geology

DML as well as data of the control standard IA-RO63. It can be seen that the SD of the DML house standard is higher, but it is still within the specification of the analysis system. The transparent background [...] addition, the δ 15 N values of the organic matter also provide information on the efficiency of the biological pump if terrigenous input can be excluded. The δ 13 C and δ 15 N values of organisms, on the other [...] archives. On the other hand, we determine the δ 18 O values in ice and water samples from the Arctic and Antarctic, as well as the δ 13 C values of dissolved inorganic carbon in the water of the polar oceans

Contact persons at AWI

Welfare The office of the Animal Welfare Officer is part of the enforcement of the legal regulations on animal welfare at institutions where research is carried out on or with vertebrate animals. The Animal [...] employees on the basis of Section 178 of the German Social Security Code (SGB IX) and provides them with advice and support. It is an elected, voluntary body. The SBV ensures that the employer fulfils the duties [...] Office Under the provisions of the General Equal Treatment Act, employees may complain to the competent authority if, in the context of their employment relationship, they believe they have been unequally

Stable Isotope Facility

g. in the opal skeleton of diatoms). The special thing about this is that the geochemical fingerprint of both substances differs depending on the environmental conditions that prevailed when the diatoms [...] example, the air temperature that prevailed at the time of formation," says AWI climate researcher Dr Hanno Meyer. He heads the ISOLAB Stable Isotope Facility at the AWI Potsdam, where some of the world's most [...] Temperature data of the last 200,000 years The EPICA DML ice core had a length of 2.892 metres. In order to find out what temperature data is stored in the various ice layers of the core, the scientists took

Expeditions

sampling of the Kerguelen Plateau in the southern part of the Indian Ocean. The Kerguelen Plateau rises up 2000 m above the surrounding seafloor and hence forms an obstacle for the flow of the Antarctic [...] region in the southern Indian Ocean the complex topography of the Kerguelen Plateau, one of the world’s largest Large Igneous Provinces, has a strong influence on pathways of water masses within the Antarctic [...] information on the Cretaceous and Tertiary development of the AABW and its influence on the path of the Antarctic Circumpolar Current. This in turn will allow conclusions on the development of the East Antarctic

Iliana_Baums_AWI-Expert_UK.pdf

world, including in the Caribbean and the Central and Eastern Pacific. She was the lead scientist on the „Jewels of the Gulf“ expedition in the Gulf of Mexico. In recognition of her scientific achievements [...] ng of the processes that shape marine life, with the goal of maintaining the diversity and productivity of marine ecosystems. Iliana Baums has led more than 30 expeditions to coral reefs around the world [...] status by the International Coral Reef Society (ICRS) in 2024. The Eco Magazine also recognised her as one of the fifteen best coral reef researchers of 2020. In the same year, she received the Faculty Scholars

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