<?xml version="1.0"?>
<!-- Regional definitions for Arctic sea regions -->
<PropertyList>
  <name>Greenland</name>

  <!-- Greenland -->
  <area>
    <lon1>-60.0</lon1>
    <lon2>-30.0</lon2>
    <lat1>60.0</lat1>
    <lat2>90.0</lat2>
  </area>
  
  <condition>
    <equals>
      <property>sim/startup/season</property>
      <value>summer</value>
    </equals>
  </condition>

  <material>
    <name>Grass</name>
    <name>Airport</name>
    <name>AirportKeep</name>
    <effect>Effects/grass</effect>
    <texture-set>
      <texture>Terrain/airport-grass-summer2.png</texture>
      <texture n="13">Terrain/airport-grass-summer2.png</texture>
      <texture n="14">Terrain/airport_grass_structure_overlay1.png</texture>
      <texture n="20">Terrain/airport-grass-summer2.png</texture>
    </texture-set>
    <parameters>
      <grit_alpha>0.4</grit_alpha>
      <use_overlay>1</use_overlay>
      <overlay_bias>0.5</overlay_bias>
      <use_color_overlay>0</use_color_overlay>
      <base_layer_magnification>1.0</base_layer_magnification>
      <overlay_layer_magnification>8.0</overlay_layer_magnification>
      <overlay_alpha>1.0</overlay_alpha>
    </parameters>
    <xsize>256</xsize>
    <ysize>256</ysize>
    <light-coverage>4000000.0</light-coverage>
    <diffuse>
      <r>0.93</r>
      <g>0.95</g>
      <b>0.93</b>
      <a>1.0</a>
    </diffuse>
    <specular>
      <r>0.1</r>
      <g>0.12</g>
      <b>0.1</b>
      <a>1.0</a>
    </specular>
    <shininess>1.2</shininess>
    <solid>1</solid>
    <friction-factor>0.7</friction-factor>
    <rolling-friction>0.1</rolling-friction>
    <bumpiness>0.1</bumpiness>
    <load-resistance>1e30</load-resistance>
  </material>

  <material>
    <name>Ocean</name>
    <effect>Effects/water</effect>
    <texture>Terrain/water.png</texture>
    <xsize>400</xsize>
    <ysize>400</ysize>
    <object-group>
      <range-m>40000</range-m>
      <object>
        <path>Models/Geometry/container_carrier.ac</path>
        <coverage-m2>500000000</coverage-m2>
        <heading-type>random</heading-type>
      </object>
    </object-group>
    <object-group>
      <range-m>40000</range-m>
      <object>
        <path>Models/Maritime/Ice/iceberg1.xml</path>
        <path>Models/Maritime/Ice/iceberg2.xml</path>
        <path>Models/Maritime/Ice/iceberg3.xml</path>
        <coverage-m2>5000000</coverage-m2>
        <heading-type>random</heading-type>
      </object>
    </object-group>
      <ambient>
      <r>0.0</r>
      <g>0.0</g>
      <b>0.0</b>
      <a>1.0</a>
    </ambient>
    <diffuse>
      <r>0.4</r>
      <g>0.4</g>
      <b>0.4</b>
      <a>1.0</a>
    </diffuse>
    <specular>
      <r>0.0</r>
      <g>0.0</g>
      <b>0.2</b>
      <a>1.0</a>
    </specular>
    <shininess>0</shininess>
    <solid>0</solid>
    <rolling-friction>2</rolling-friction>
    <bumpiness>0.8</bumpiness>
  </material>

</PropertyList>