diff --git a/worldedit-core/src/main/java/com/sk89q/worldedit/extent/clipboard/Clipboard.java b/worldedit-core/src/main/java/com/sk89q/worldedit/extent/clipboard/Clipboard.java
index bf266c2b0..bb416743c 100644
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/extent/clipboard/Clipboard.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/extent/clipboard/Clipboard.java
@@ -308,16 +308,18 @@ public interface Clipboard extends Extent, Iterable<BlockVector3>, Closeable {
         final int rely = to.getBlockY() - origin.getBlockY();
         final int relz = to.getBlockZ() - origin.getBlockZ();
 
+        pasteBiomes &= Clipboard.this.hasBiomes();
+
         MutableBlockVector2 mpos2d = new MutableBlockVector2();
         mpos2d.setComponents(Integer.MIN_VALUE, Integer.MIN_VALUE);
         for (BlockVector3 pos : this) {
             BaseBlock block = pos.getFullBlock(this);
             int xx = pos.getX() + relx;
             int zz = pos.getZ() + relz;
-            if (hasBiomes()) {
-                if (pasteBiomes && xx != mpos2d.getBlockX() && zz != mpos2d.getBlockZ()) {
+            if (hasBiomes() && pos.getBlockY() == 0) {
+                if (pasteBiomes && (xx != mpos2d.getBlockX() || zz != mpos2d.getBlockZ())) {
                     mpos2d.setComponents(xx, zz);
-                    extent.setBiome(mpos2d, Clipboard.this.getBiome(pos.toBlockVector2()));
+                    extent.setBiome(mpos2d, Clipboard.this.getBiome(BlockVector2.at(pos.getX(), pos.getZ())));
                 }
             }
             if (!pasteAir && block.getBlockType().getMaterial().isAir()) {
diff --git a/worldedit-core/src/main/java/com/sk89q/worldedit/function/operation/ForwardExtentCopy.java b/worldedit-core/src/main/java/com/sk89q/worldedit/function/operation/ForwardExtentCopy.java
index b9e9fb180..1d1dfd8da 100644
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/function/operation/ForwardExtentCopy.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/function/operation/ForwardExtentCopy.java
@@ -19,6 +19,7 @@
 
 package com.sk89q.worldedit.function.operation;
 
+import com.boydti.fawe.object.clipboard.DiskOptimizedClipboard;
 import com.boydti.fawe.object.extent.BlockTranslateExtent;
 import com.boydti.fawe.object.extent.PositionTransformExtent;
 import com.boydti.fawe.object.function.block.BiomeCopy;
@@ -31,7 +32,9 @@ import com.sk89q.worldedit.WorldEditException;
 import com.sk89q.worldedit.entity.Entity;
 import com.sk89q.worldedit.entity.metadata.EntityProperties;
 import com.sk89q.worldedit.extent.Extent;
+import com.sk89q.worldedit.extent.clipboard.BlockArrayClipboard;
 import com.sk89q.worldedit.extent.clipboard.Clipboard;
+import com.sk89q.worldedit.extent.clipboard.io.FastSchematicReader;
 import com.sk89q.worldedit.function.CombinedRegionFunction;
 import com.sk89q.worldedit.function.RegionFunction;
 import com.sk89q.worldedit.function.RegionMaskTestFunction;
@@ -319,7 +322,7 @@ public class ForwardExtentCopy implements Operation {
                     new MaskTraverser(sourceMask).reset(transExt);
                     copy = new RegionMaskingFilter(source, sourceMask, copy);
                 }
-                if (copyingBiomes && source.isWorld() || (source instanceof Clipboard && ((Clipboard) source).hasBiomes())) {
+                if (copyingBiomes && (source.isWorld() || region instanceof FlatRegion)) {
                     copy = CombinedRegionFunction.combine(copy, new BiomeCopy(source, finalDest));
                 }
                 blockCopy = new BackwardsExtentBlockCopy(region, from, transform, copy);
@@ -373,7 +376,7 @@ public class ForwardExtentCopy implements Operation {
                 if (maskFunc != null) copy = new RegionMaskTestFunction(sourceMask, copy, maskFunc);
                 else copy = new RegionMaskingFilter(source, sourceMask, copy);
             }
-            if (copyingBiomes && source.isWorld() || (source instanceof Clipboard && ((Clipboard) source).hasBiomes())) {
+            if (copyingBiomes && (source.isWorld() || region instanceof FlatRegion)) {
                 copy = CombinedRegionFunction.combine(copy, new BiomeCopy(source, finalDest));
             }
             blockCopy = new RegionVisitor(region, copy);