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Publikasjoner

NIBIOs ansatte publiserer flere hundre vitenskapelige artikler og forskningsrapporter hvert år. Her finner du referanser og lenker til publikasjoner og andre forsknings- og formidlingsaktiviteter. Samlingen oppdateres løpende med både nytt og historisk materiale. For mer informasjon om NIBIOs publikasjoner, besøk NIBIOs bibliotek.

2023

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Sammendrag

Global measures to bring net-zero-carbon and zero-waste emissions are expanding at a rapid pace. Currently, only 16% of the plastic waste from the food industrial sector is reprocessed and recycled, which is way lesser than its accumulation. Several countries have imposed a ban on single-use plastic derived from food and/or beverage industries. All these constraints and challenges have encouraged researchers to find a sustainable alternative to petroleum-based food packaging. The environmentally friendly substitute can be the bio-based polymer material derived from agri-food and marine wastes that connect the waste loop in the current economic model. This waste has the most valuable biopolymer mainly present in the cell wall matrix of plants, animals, bacteria, fungi, and algae. All these biopolymers are either accumulated in a landfill or not entirely harvested their high-value compounds as a potential feedstock. Nevertheless, bio-based polymers have better thermos-mechanical properties that can resist various conditions. They comprise superior functional properties when these biopolymers are coupled with other organic compounds such as composite films or multilayer packaging films which enhance the shelf-life of the food. Overall, biopolymers readily react with the soil microbes under specified environmental conditions that can significantly enhance the biodegradability of packaging material. This unique quality is envisaged to solve the existing problems and detrimental effects of synthetic polymer usage in the food industry. In this background, in this chapter, the origin of biopolymers and their potential functionality, mechanical property, and degradability as food packaging materials are discussed. Their current challenges and possible future prospects are also meticulously highlighted.

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Sammendrag

Near-shore areas face multiple stressors, effects of climate change, coastal construction and contamination. Although capping the seabed in these areas with mineral masses can reduce the impact of legacy contaminants in sediment, it can also result in the loss of flora and sessile fauna, both of which are vital components of near-shore ecosystems. Eelgrass (Zostera marina) is essential to marine near-shore areas as it supports biodiversity and mitigates the effects of climate change. Therefore, it would be beneficial to modify the top layer of caps to facilitate the reestablishment of these ecosystems when capping near-shore areas. This study describes results from an in situ, six-month field experiment conducted to compare increase in leaf length over the growing season and survival of eelgrass transplanted in two commercially available substrates (Natural sand and Crushed stone) and indigenous sediment (i.e., indigenous control sediment) in a capping project in Horten Inner harbour, Norway. Similar leaf length increase was found in Natural sand and Indigenous control sediment, both significantly higher compared to Crushed stone substrate. Survival was highest in our case in the Indigenous control sediment (120 %), with no significant difference between Crushed stone (20 %) and Natural sand substrates (25 %). These findings emphasize the importance of selecting appropriate substrate for successful seagrass restoration.