diff --git a/TerraForgedCore/src/main/java/com/terraforged/core/world/climate/ClimateModule.java b/TerraForgedCore/src/main/java/com/terraforged/core/world/climate/ClimateModule.java
index 9ccf18d..2b6ed48 100644
--- a/TerraForgedCore/src/main/java/com/terraforged/core/world/climate/ClimateModule.java
+++ b/TerraForgedCore/src/main/java/com/terraforged/core/world/climate/ClimateModule.java
@@ -53,9 +53,14 @@ public class ClimateModule {
 
     public ClimateModule(Seed seed, GeneratorSettings settings) {
         int biomeSize = settings.biome.biomeSize;
+
+        // todo - better solution (reduces the amount that temp/moist grows with biome size)
+        int tempScaler = biomeSize > 500 ? 8 : 10;
+        int moistScaler = biomeSize > 500 ? 20 : 40;
+
         float biomeFreq = 1F / biomeSize;
-        int moistureSize = 40 * biomeSize;
-        int temperatureSize = 10 * biomeSize;
+        int moistureSize = moistScaler * biomeSize;
+        int temperatureSize = tempScaler * tempScaler;
         int moistScale = NoiseUtil.round(moistureSize * biomeFreq);
         int tempScale = NoiseUtil.round(temperatureSize * biomeFreq);
         int warpScale = settings.biome.biomeWarpScale;
diff --git a/TerraForgedMod/src/main/java/com/terraforged/mod/gui/preview/RenderMode.java b/TerraForgedMod/src/main/java/com/terraforged/mod/gui/preview/RenderMode.java
index 3bb8caa..ab08380 100644
--- a/TerraForgedMod/src/main/java/com/terraforged/mod/gui/preview/RenderMode.java
+++ b/TerraForgedMod/src/main/java/com/terraforged/mod/gui/preview/RenderMode.java
@@ -65,9 +65,9 @@ public enum RenderMode {
                 float[] hsb = Color.RGBtoHSB(color.getRed(), color.getGreen(), color.getBlue(), new float[3]);
                 return Color.getHSBColor(hsb[0], hsb[1], (hsb[2] * scale) + bias);
             case MOISTURE:
-                return Color.getHSBColor(step(1 - cell.moisture, 8) * 0.65F, saturation, brightness);
+                return Color.getHSBColor(step(cell.moisture, 8) * 0.65F, saturation, brightness);
             case TEMPERATURE:
-                return Color.getHSBColor(step(cell.temperature, 8) * 0.65F, saturation, brightness);
+                return Color.getHSBColor(step(1 - cell.temperature, 8) * 0.65F, saturation, brightness);
             default:
                 return Color.black;
         }
diff --git a/TerraForgedMod/src/main/resources/biomes.txt b/TerraForgedMod/src/main/resources/biomes.txt
index 8abd632..b1b2021 100644
--- a/TerraForgedMod/src/main/resources/biomes.txt
+++ b/TerraForgedMod/src/main/resources/biomes.txt
@@ -3,7 +3,7 @@
 ALPINE=4b7835
 TAIGA=4b7835
 TEMPERATE_RAINFOREST=3c602b
-TUNDRA=ba9d47
+TUNDRA=f7fafc
 TROPICAL_RAINFOREST=4aa73a
 SAVANNA=389a38
 GRASSLAND=429545