Essays about: "environment pollution picture"

Showing result 1 - 5 of 9 essays containing the words environment pollution picture.

  1. 1. The fate of pebbles and planetesimals entering protoplanetary envelopes

    University essay from Lunds universitet/Astronomi - Genomgår omorganisation

    Author : Emil Zadera; [2019]
    Keywords : Planet formation; planet; protoplanet; protoplanetary envelope; protoplanetary atmosphere; protoplanetary growth; planetary growth model; accretion rate; vapour blob; vapourblob; vapour planet; transport of water; water on planet; pebbles; planetesimals; pebble accretion; planetesimal accretion; meteors; ablation; fragmentation; sublimation; protoplanetary disk; MMSN; accretion window; accretion channel; accretion; destruction; disruption; terminal velocity; gas; gasflow; shearingbox; exoplanet; Physics and Astronomy;

    Abstract : Planetary embryos grow by the accretion of solid dust-material, ranging from cm- to m-sized pebbles up to km-sized planetesimals. However, the underlying size-distribution of the accreted material is poorly understood. READ MORE

  3. 2. Ullbo Woodlight garden : ett ljussättningsförslag med fokus på estetik

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

    Author : Annika Lundkvist; [2018]
    Keywords : landskapsarkitektur; ljus; ljusdesign; ljussättning; SLU Kunskapsparken; Ullbo Woodland garden;

    Abstract : 80% av all information vi tar in från vår omgivning får vi via våra ögon. Människan är i grunden dagaktiv, vilket gör att vårt mörkerseende är betydligt sämre än många andra djurs. READ MORE

  4. 3. Array Element Localisation

    University essay from Lunds universitet/Matematisk statistik

    Author : Axel Sundberg; Olle Bristedt; [2017]
    Keywords : Mathematics and Statistics;

    Abstract : Abstract—This article have been written in cooperation with The Swedish Defense Research Agency (FOI). The article proposes a method to calibrate hydrophone positions for improved underwater survailence in The Baltic Sea. READ MORE

  5. 4. Ginko biloba : en lämplig art i hårdgjord stadsmiljö?

    University essay from SLU/Dept. of Landscape Architecture, Planning and Management (from 130101)

    Author : Angelica Nilsson; [2014]
    Keywords : Ginko biloba; stadsträd; stadsmiljö; salt; luftföroreningar; markkompaktering; skadedjur; beskärning; skugga; torka;

    Abstract : Städerna förtätas allt mer och de urbana grönområdena riskerar att konkurreras ut. Stadsträden står ofta för en stor del av grönskan längs gator, parkeringsplatser och torg i stadens centrum. De är en viktig del av grönstrukturen i staden. READ MORE

  6. 5. Modeling and Simulation of Urea Dosing System

    University essay from Blekinge Tekniska Högskola/Sektionen för ingenjörsvetenskap

    Author : Zaki Ahmed; [2013]
    Keywords : Modeling; Simulation; Urea; Dosing;

    Abstract : To protect our health and environment from pollution, among others regulatory agencies in the European Union (EU) and legislation from the U.S. Environmental Protection Agency (EPA) has required that pollutants produced by diesel engines - such as nitrogen oxides (NOx), hydrocarbons (HC) and particulate matter (PM) - be reduced. READ MORE