10 research outputs found

    Roman pottery production in Civitas Tungrorum, central Belgium, during the first–third centuries ce

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    Aspects of Roman pottery production at the workshops of Kontich, Tienen, Rumst, Grobbendonk and Clavier-Vervoz in the Civitas Tungrorum of central Belgium are explored. A total of 150 wasters from five sites were studied macroscopically, as well as via a combina- tion of thin-section petrography, geochemistry and scanning electron microscopy, in order to gain insights into ceramic technology and aspects of the organization of production. Particu- lar emphasis was given to the individual technological sequences and shared strategies of raw material selection, paste preparation and firing employed at the five adjacent sites. The inte- gration of petrographic and geochemical data permitted the establishment of compositional reference groups for the Roman kiln sites of Civitas Tungrorum, which can be used to track their products within the surrounding landscape.© 2019 The Author

    Sedimentary and plant carbon, nitrogen and phosphorus measurements of Blakeney salt marsh ponds

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    Carbon, nitrogen and phosphorus concentrations of plant material and pond sediments collected at Blakeney salt marsh, North Norfolk (UK).,Carbon, nitrogen and phosphorus concentrations of plant material and pond sediments collected at three seperate visits to Blakeney salt marsh, North Norfolk (UK). In October 2015 and August 2016, 2 replicate cores were collected from one pond with benthic fauna and one pond without benthic fauna. Organic carbon and total nitrogen measurements, as well as sequential phosphorus extractions ('SEDEX') were performed on these pond sediments. In August 2018, 4 ponds with benthic fauna and 4 ponds without benthic fauna (2 replicates each) were sampled. Organic carbon, total nitrogen, total and inorganic phosphorus measurements were performed on these sediments. Plant material was collected in August 2018 and analyzed for total carbon, nitrogen and phosphorus contents.

    Data for: Social-ecological assessment of Lake Manyara basin, Tanzania: a mixed method approach

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    The social-ecological system of the Lake Manyara basin (Northern Tanzania), a UNESCO Biosphere reserve (BR) suffers from socio-economic and environmental problems due to decreasing water levels, erosion and land and water use conflicts. An integrated assessment of the social-ecological interactions of the area is required to support future sustainable management. Within the Drivers-Pressures-State-Impact-Response (DPSIR) framework an integrated literature review and several methods of knowledge collection were combined to identify future management priorities and challenges. Annex 1 provides original fragments of information found in the selected literature, and coded as COD1, both for problems and causes of problems and for solutions. Focus groups with farmers and pastoralists collected a comprehensive set of statements about the situation. Annex 2 provides maps drawn by members of the authorities, the scientists, the pastoralists and the smallholder farmers in a community mapping exercise. Annex 3 provides a list of the 26 ecosystem services assessed by the participants during Focus Group 2. Annex 4 provides the questions used in the key informants interviews. Annex 5 provides the initial codes (letters) and corresponding merged codes (numbers) from key informants interviews. Annex 6 provides benchmarking results from the literature review and key-informants interviews

    Some respite for India's dirtiest river? Examining the Yamuna's water quality at Delhi during the COVID-19 lockdown period

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