place in the Arctic and Antarctic. Depending on the season, the ice covers greater or lesser parts of the ocean. In the Northern Hemisphere, the ocean gradually freezes over in the course of the long Polar [...] near the end of winter. At this point, the Arctic Ocean is completely covered in ice from between the coasts of Canada, Alaska and Siberia to the eastern coast of Greenland. When the sun returns, the ice [...] the formation and melting of sea ice affect the atmosphere and the ocean, and with them, the climate, in a variety of ways. The ice reflects the majority of incoming sunlight back into space. In contrast

assessment of the flowering of these species and the associated risk of mussel poisoning in Chinese and German coastal waters. The focus is on the current status of the biodiversity of the genus Azadinium [...] Objective The One Blue project analyses concentrations, degradation and impacts of contaminants of emerging concern (CECs) in the oceans through case studies in the Atlantic, the Arctic and the Mediterranean [...] Research objective The goal of CONMAR is to provide information on the distribution and condition of munitions in the German North Sea and Baltic Sea and to generate an understanding of the release and dispersal

possible due to the harsh water current at the wreck site another attempt was conducted at HE607 with the help of a ROV of the ICBM. During HE607 it is planned to visit the again the wreck site of the submarine [...] Bremerhaven – Bremerhaven The aims of the cruise HE635 are cross disciplinary investigations of munition dumping sites in the southern German Bight and the test of new underwater crawler for munition monitoring [...] (e.g., patterns of coastal runoff) and chemistry to reveal terrestrial and marine sources of nutrients, OM, freshwater, and the distribution of greenhouse gases of the PCES. The effect of local flux patterns

research topics or explore the conflict of interests of different Arctic stakeholders. Lesson Plan Permafrost in the Arctic Living in the wild North The Permafrost Risk The Ocean Race Summit Dr. Rebecca [...] and thematic perspectives. Different questions discuss the situation in the High North: What characterizes the Arctic environment? What changed in the Arctic over the last decades? What is permafrost? How [...] Outreach Lesson Plan "Permafrost in the Arctic" The lesson plan “Permafrost in the Arctic” explores the subject of degrading permafrost and its effects on men and environment from different spatial and

climate change and climate protection. Against the background of possible tipping elements in the next world climate report of the IPCC, the work of the PermaRisk project was also reported here: www [...] d Prediction for the Usability of IceRoads" in Fairbanks (USA). The aim of the workshop was to establish contacts with potential future users, to inform about the current state of the possibilities and [...] March The second workshop of the PermaRisk project organized by Moritz Langer and hosted by the Geography Department of the Humboldt Universität zu Berlin. Main objectives of the workshop were the impacts

iceberg hit the underwater cable so that the communication to the underwater part of the observatory started to become critical. With the help of the AWIPEV station personal, the REMOS part of the underwater [...] overhaul of the underwater part of the installation, including the replacement of the concrete fundament. The April dive-expedition 2018 to Svalbard was therefore dedicated almost exclusively to the renewal [...] hammered into the sediment. Then, the divers filled the steel frame with additional 72 concrete plates each of it with a weight if 18,4 kg so that the desired final weight of the entire construction of 1.8 tons

learning more about the ecosystem of the deep and how it reacts to human activities at the surface is indispensable. Antarctic sponge ground (Photo: Luisa Federwisch) The landscapes of the deep sea The deep sea [...] in 150 years of deep-sea research we have only managed to take a closer look at a small fraction of this ecosystem; in fact, we know more about the dark side of the moon than we do about the ocean depths [...] considers all waters beyond the reach of light from the surface to be part of the deep sea. This lightless deep sea encompasses ca. 88 percent of the global oceans and begins at a depth of 200 metres. Consequently

things off the ground, for example the strengthening of the rights of indigenous communities and the close interlocking of biodiversity conservation and climate protection. The preservation of biodiversity [...] times faster than the rest of the world: the soils are beginning to thaw and release the stored carbon as greenhouse gases such as CO 2 and CH 4 . "The available data models agree that the permafrost region [...] strongly do the current and ongoing climate changes affect the snow and ice regions of our planet? The latest State of the Cryosphere Report 2024, published on 12 November, provides insights and warns of vastly

According to § 40 of the Federal Nature Conservation Act, the release of alien species in the wild requires the approval of the responsible authority. In the so-called mussel judgment of the Schleswig-Holstein [...] and after the release of a species. • Guidelines for the translocation of species within the framework of conservation measures, published by the International Union for the Conservation of Nature (IUCN/SSC [...] in the past, or may influence the success of reintroduction in the future. Accordingly, field trials were carried out in the sublittoral of the German Bight to in vestigate the growth and health of European

And the eyes of muskoxen work like a combination of snow goggles and night vision gear. Yet the future of all these survivors is uncertain; over the past few decades, the living conditions in the Arctic [...] comes to surviving in the Arctic, it’s a whole new ball game. Arctic sea ice at sunrise (Photo: Stefan Hendricks) The Arctic Ocean Unlike at the southern tip of the planet, in the High North there is no [...] which form on the ice in the summer and freeze over in the autumn. In many regions of the Arctic, the melting sea ice will likely result in higher productivity among the ice algae in the short term. Yet