Content type

  • Expeditions

    MecoMM-NS II 08. – 22. March 2024, Bremerhaven – Bremerhaven The aims of the cruise HE635 are cross disciplinary investigations of munition dumping sites in the southern German Bight and the test [...] water phytoplankton blooms occur along the flow of the southern Antarctic Circumpolar Current downstream of the island South Georgia. The sources and magnitude of iron (Fe) [...] day remains the most affected country in the world by these shellfish poisonings. An evaluation of all currently available data leads to the hypothesis

  • Projects

    climates today but which came about because of the different (genetic) characteristics of the northern tree refugia – a legacy of the preceding glacial stage. Once [...] with temperature variations in the rest of the world in a climate model simulation (Photo: Alfred-Wegener-Institut) Correlation of multidecadal temperature variations in Brussels with temperature variations in the rest of the world in a climate model simulation (Photo: Alfred-Wegener-Institut) Correlation of centennial temperature variations in

  • SNOWflAke

    ice feedbacks for the Earths’ climate. Cross-scale process understanding in the vertical snow column Quantification of the temporal evolution of internal [...] to better understand the temporal and spatial variability of the different components of the Antarctic sea ice mass budget and its interaction with the [...] Xu, S., Zhu, W., Kacimi, S., Arndt, S. , and Yang, Z.: Quantifying the influence of snow over sea ice morphology on L-band passive microwave satellite observations in the Southern Ocean, The Cryosphere,

  • Candidate species

    , with apical tips used for the cultivation of new thalli from the branched thallus. P. palmata can be cultivated in tank culture with air to circulate [...] aquaculture. P. palmata needs a location with flow velocities of 5-10 cm s -1 for optimal nutrient and CO 2 exchange on the surface of the thalli, as well as for the reduction of growth of epiphyts [...] diseases. It is one of the most produced oyster species in the world. Fish Intensive aquaculture candidate species are organisms which require feeding. As

  • Deep Sea

    Deep Sea The deep sea is the largest ecosystem on our planet: roughly 65 percent of the Earth’s surface is covered by this underwater world. Yet [...] dark side of the moon than we do about the ocean depths. Yet the deep sea is not a habitat fully separated from the surface; it is already undergoing [...] kilometres above the seafloor and can be found in all (of) the world’s oceans. With a total length of more than 60,000 kilometres, they constitute the

  • Scientific Projects

    regions are favoured habitats for humankind with more than half of the world’s population living less than 50 kilometres away from the sea. Due to the increasing effects of global change, many of these [...] and scenarios, coastal defence becomes increasingly important for the protection of our coastlines. A good example for this development is the North Sea, were more than 80 % of the coastline is already [...] layer dynamics and attendant geno- and phenotypic capabilities of its biosphere. Central to the success of the project are the development of in situ approaches through diving and custom-designed

  • Continental drift

    "Doesn’t the east coast of South America exactly match the west coast of Africa?" Alfred Wegener asked this question back in 1910, at that time [...] the matter. It must be mentioned at this juncture that before him all sorts of people had noted the fact that the continents of South [...] copy of the first edition of his book “The Formation of Continents and Oceans”. This copy contained blank white pages between the normal pages

  • Ice Core Laboratories

    drilling deep into the ice sheets of Antarctica and Greenland. Why are they important? Because information on the past composition of the atmosphere is [...] transported to Bremerhaven. Once there, the ice is stored and tested at what is likely one of the coldest workplaces in the world. Bundled up in thick clothing, the researchers [...] hundreds of thousands of years ago. In this regard, the water’s oxygen isotopy can help. Since the ratio of different heavy isotopes of the same

  • Clancy

    Clancy Successful control of invasive mitten crabs with an innovative trap concept The mitten crab is on the IUCN's list of the world's 100 most dangerous invasive [...] ingredients For an optimal use of the resulting crab biomass, knowledge of the contents but also the pollutants of the crabs is crucial. For this purpose, juvenile [...] crustaceans as well. In addition to the growth rate of the animals, we also focus on the digestibility of the feed. The prototype of the trap has been in Belgium since 2019

  • UN Climate Change Conference

    still not enough to put the world on the necessary course towards zero emissions. She therefore hopes that the 10th anniversary of the Paris Climate Agreement [...] summarized in the recently published 2025 State of the Cryosphere Report : A warming of just 1 °C could jeopardize the stability of the ice sheets in [...] aspects One area of tension in which the COP has been operating from the outset is that climate change does affect all countries in the world, but not