Essays about: "study of sand"
Showing result 1 - 5 of 259 essays containing the words study of sand.
-
1. The forgotten sand bee. A follow up on the status of the golden sand bee Andrena marginata in municipality of Mark, a decade later
University essay from Göteborgs universitet / Instiutionen för biologi och miljövetenskapAbstract : Over a decade ago, a conservation project aimed at preserving the endangered golden sand bee (Andrena marginata) populations in the Storån valley of the municipality of Marks was initiated. The species, red-listed in Sweden as well as in many other European country, specializes in pollen from Devil's bit. READ MORE
-
2. An attempt to promote ground-nesting bees in an urban landscape. Investigating the use of sand beds as a conservation effort.
University essay from Göteborgs universitet / Instiutionen för biologi och miljövetenskapAbstract : Pollinators provide crucial services for the ecosystems by pollinating around 80-90% of all plants. However, pollinating insects are declining worldwide which may cause a parallel decline in plant species leading to large biodiversity losses. READ MORE
-
3. Corruption: A catalyst for economic growth? - The case of India
University essay from Göteborgs universitet/Institutionen för nationalekonomi med statistikAbstract : This thesis aims to investigate and evaluate the role of institutional quality in fostering innovation in developing countries, specifically focusing on corruption's impact on product and process innovation at the firm level in India. The study utilizes a probit model with and without fixed effects applied to data from the World Bank Enterprise Survey (WBES) for both 2014 and 2022, individually. READ MORE
-
4. Selected PFAS in the water treatment at the waste-to-energy plant in Umeå : Investigating concentration and composition of selected PFAS in different water treatment steps
University essay from Umeå universitet/Institutionen för ekologi, miljö och geovetenskapAbstract : The present study investigated the changes in concentration and composition of five selected PFAS substances in the water treatment at the waste-to-energy plant in Umeå. The five PFAS were PFHxA, PFHpA, PFOA, PFHxS and PFOS. As PFAS exists in a variety of consumer products, they will to some extent end up in waste incineration. READ MORE
-
5. Värdväxter hos Coleophora - säckmalar : koppling till utbredning och hotstatus
University essay from SLU/Dept. of EcologyAbstract : Att stoppa utarmning av biologisk mångfald och livsmiljöer är en stor utmaning och en ödesfråga för mänskligheten. Klimatförändringar, exploatering, kalhyggesskogsbruk, intensivt brukad jordbruksmark, invasiva arter och miljögifter medför att jorden är inne i sitt sjätte utdöende. READ MORE