Essays about: "effect of human activities on environment"

Showing result 1 - 5 of 29 essays containing the words effect of human activities on environment.

  1. 1. CONSTRUCTION EQUIPMENT FUEL CONSUMPTION DURING IDLING : Characterization using multivariate data analysis at Volvo CE

    University essay from Mälardalens högskola/Akademin för ekonomi, samhälle och teknik

    Author : Mujtaba Hassani; [2020]
    Keywords : Idling condition; environmental effect; diesel fuel; machine learning; multivariate data analysis; partial least square regression; support vector machine regression; principal component analysis; principal component regression; correlation coefficient matrix; artificial neural network; exhaust emission reduction techniques; global warming; emission regulation; CO2 estimation techniques; Gaussian process regression;

    Abstract : Human activities have increased the concentration of CO2 into the atmosphere, thus it has caused global warming. Construction equipment are semi-stationary machines and spend at least 30% of its life time during idling. The majority of the construction equipment is diesel powered and emits toxic emission into the environment. READ MORE

  3. 2. Cumulative effects assessment (CEA) methodology : theory and practice

    University essay from SLU/Dept. of Urban and Rural Development

    Author : Ariana Kubart; [2019]
    Keywords : environmental assessment; cumulative effects; CEA; magnitude; significance;

    Abstract : Cumulative Effects Assessment (CEA) is a subdiscipline of environmental assessment, specially targeting the collective effects resulting from diverse human activities and in combination with natural processes. CEA implementation in practice is slow, despite of the available framework and legal requirements. READ MORE

  4. 3. The Po Delta Biosphere Reserve: Management challenges and priorities deriving from anthropogenic pressure and sea level rise

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Damiano Vesentini; [2019]
    Keywords : geography; GIS; environmental pressure; water quality; nutrient accumulation; rising sea level; climate change; value for conservation; Earth and Environmental Sciences;

    Abstract : The Po Delta Biosphere Reserve is located in Northern Italy and has attained recognition by UNESCO in 2015 due to its unique natural and cultural value. The reserve covers an area of approximately 140 000 hectares, supporting a human population of 118 000, as well as a complex mosaic of ecosystems, which are found in this transitional waters landscape. READ MORE

  5. 4. Evaluation of the antagonistic activity of Rhodotorula babjevae and its extracellular compounds towards postharvest pathogens

    University essay from SLU/Department of Molecular Sciences

    Author : Caroline Sandberg; [2019]
    Keywords : Rhodotorula babjevae; PEFA; postharvest pathogens; yeast; mold;

    Abstract : The growing population ultimately puts pressure on the food industry to become more effi-cient and to reduce postharvest food waste. The leading method of reducing postharvest decay of fruits has been through fungicide application. READ MORE

  6. 5. Interpretation of geophysical and geochemical data in a 3D geological model construction of a contaminated site

    University essay from Lunds universitet/Teknisk geologi; Lunds universitet/Väg- och vattenbyggnad (CI)

    Author : Haoyu Wei; [2018]
    Keywords : Halogenated hydrocarbon; Geophysics; DCIP; GeoScene3D; Groundwater chemistry; Technology and Engineering; Earth and Environmental Sciences;

    Abstract : The Alingsås dry-cleaning facility is one of the heavily halogenated hydrocarbon contaminated sites in Sweden. The source of contamination dates back to the 1970s when a large scale tetrachloroethylene leakage outbroke inside the dry-cleaning building. READ MORE