diff --git a/korman/exporter/convert.py b/korman/exporter/convert.py
index 05e05dd..7dc9ae8 100644
--- a/korman/exporter/convert.py
+++ b/korman/exporter/convert.py
@@ -350,6 +350,10 @@ class Exporter:
         self.mgr.save_age(Path(self._op.filepath))
         self.image.save()
 
+    @property
+    def envmap_method(self):
+        return bpy.context.scene.world.plasma_age.envmap_method
+
     @property
     def texcache_path(self):
         age = bpy.context.scene.world.plasma_age
diff --git a/korman/exporter/material.py b/korman/exporter/material.py
index e85ec51..b2d680a 100644
--- a/korman/exporter/material.py
+++ b/korman/exporter/material.py
@@ -139,13 +139,41 @@ class MaterialConverter:
             "transformCtl": self._export_layer_transform_animation,
         }
 
+    def _can_export_texslot(self, slot):
+        if slot is None or not slot.use:
+            return False
+        texture = slot.texture
+        if texture is None or texture.type not in self._tex_exporters:
+            return False
+
+        # Per-texture type rules
+        if texture.type == "ENVIRONMENT_MAP":
+            envmap = texture.environment_map
+            # If this is a static, image based cube map, then we will allow it
+            # to be exported anyway. Note that as of the writing of this code,
+            # that is kind of pointless because CEMs are not yet implemented...
+            if envmap.source == "IMAGE_FILE":
+                return True
+
+            # Now for the ruelz
+            method, ver = self._exporter().envmap_method, self._mgr.getVer()
+            if method == "skip":
+                return False
+            elif method == "dcm2dem":
+                return True
+            elif method == "perengine":
+                return (ver >= pvMoul and envmap.mapping == "PLANE") or envmap.mapping == "CUBE"
+            else:
+                raise NotImplementedError(method)
+        else:
+            return True
+
     def export_material(self, bo, bm):
         """Exports a Blender Material as an hsGMaterial"""
         self._report.msg("Exporting Material '{}'", bm.name, indent=1)
 
         hsgmat = self._mgr.add_object(hsGMaterial, name=bm.name, bl=bo)
-        slots = [(idx, slot) for idx, slot in enumerate(bm.texture_slots) if slot is not None and slot.use \
-                 and slot.texture is not None and slot.texture.type in self._tex_exporters]
+        slots = [(idx, slot) for idx, slot in enumerate(bm.texture_slots) if self._can_export_texslot(slot)]
 
         # There is a major difference in how Blender and Plasma handle stencils.
         # In Blender, the stencil is on top and applies to every layer below is. In Plasma, the stencil
@@ -453,6 +481,8 @@ class MaterialConverter:
         texture = slot.texture
         bl_env = texture.environment_map
         if bl_env.source in {"STATIC", "ANIMATED"}:
+            # NOTE: It is assumed that if we arrive here, we are at lease dcm2dem on the
+            #       environment map export method. You're welcome!
             if bl_env.mapping == "PLANE" and self._mgr.getVer() >= pvMoul:
                 pl_env = plDynamicCamMap
             else:
diff --git a/korman/operators/op_export.py b/korman/operators/op_export.py
index d137410..a676420 100644
--- a/korman/operators/op_export.py
+++ b/korman/operators/op_export.py
@@ -64,6 +64,13 @@ class ExportOperator(bpy.types.Operator):
                                                      ("force_lightmap", "Force Lightmap Bake", "All static lighting is baked as lightmaps (slower export)")],
                                            "default": "bake"}),
 
+        "envmap_method": (EnumProperty, {"name": "Environment Maps",
+                                         "description": "Environment Map Settings",
+                                         "items": [("skip", "Don't Export EnvMaps", "Environment Maps are not exported (the age runs faster)"),
+                                                   ("dcm2dem", "Downgrade Planar EnvMaps", "When the engine doesn't support them, Planar Environment Maps are downgraded to Cube Maps"),
+                                                   ("perengine", "Export Supported EnvMaps", "Only environment maps supported by the selected game engine are exported")],
+                                         "default": "dcm2dem"}),
+
         "export_active": (BoolProperty, {"name": "INTERNAL: Export currently running",
                                          "default": False,
                                          "options": {"SKIP_SAVE"}}),
diff --git a/korman/ui/ui_world.py b/korman/ui/ui_world.py
index 1400280..c5580c4 100644
--- a/korman/ui/ui_world.py
+++ b/korman/ui/ui_world.py
@@ -143,6 +143,7 @@ class PlasmaAgePanel(AgeButtonsPanel, bpy.types.Panel):
         col.prop(age, "use_texture_page")
 
         layout.separator()
+        layout.prop(age, "envmap_method")
         layout.prop(age, "lighting_method")
         layout.prop(age, "texcache_method")