diff --git a/src/coreclr/nativeaot/System.Private.CoreLib/src/Resources/Strings.resx b/src/coreclr/nativeaot/System.Private.CoreLib/src/Resources/Strings.resx
index 1f979fe12d4eb411833fadf95a4d70a026f084d7..42df14c410ed469a2eda3eaf89665e78e48a7dcf 100644
--- a/src/coreclr/nativeaot/System.Private.CoreLib/src/Resources/Strings.resx
+++ b/src/coreclr/nativeaot/System.Private.CoreLib/src/Resources/Strings.resx
@@ -3247,6 +3247,18 @@
   <data name="Arg_MemberInfoNotFound" xml:space="preserve">
     <value>A MemberInfo that matches '{0}' could not be found.</value>
   </data>
+  <data name="InvalidOperation_BadTZHeader" xml:space="preserve">
+    <value>Bad magic in '{0}': Header starts with '{1}' instead of 'tzdata'</value>
+  </data>
+  <data name="InvalidOperation_ReadTZError" xml:space="preserve">
+    <value>Unable to fully read from file '{0}' at offset {1} length {2}; read {3} bytes expected {4}.</value>
+  </data>
+  <data name="InvalidOperation_BadIndexLength" xml:space="preserve">
+    <value>Length in index file less than AndroidTzDataHeader</value>
+  </data>
+  <data name="TimeZoneNotFound_ValidTimeZoneFileMissing" xml:space="preserve">
+    <value>Unable to properly load any time zone data files.</value>
+  </data>
   <data name="NullabilityInfoContext_NotSupported" xml:space="preserve">
     <value>NullabilityInfoContext is not supported in the current application because 'System.Reflection.NullabilityInfoContext.IsSupported' is set to false. Set the MSBuild Property 'NullabilityInfoContextSupport' to true in order to enable it.</value>
   </data>
diff --git a/src/libraries/System.Private.CoreLib/src/System.Private.CoreLib.Shared.projitems b/src/libraries/System.Private.CoreLib/src/System.Private.CoreLib.Shared.projitems
index 4c4c1e0f436704ae99e7366c85f9829d890827d9..bfee74c906581c2e067f08399c36d3e5239e42b2 100644
--- a/src/libraries/System.Private.CoreLib/src/System.Private.CoreLib.Shared.projitems
+++ b/src/libraries/System.Private.CoreLib/src/System.Private.CoreLib.Shared.projitems
@@ -2111,6 +2111,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)System\Diagnostics\DebugProvider.Unix.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)System\Diagnostics\Stopwatch.Unix.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)System\Diagnostics\Tracing\RuntimeEventSourceHelper.Unix.cs" Condition="'$(FeaturePerfTracing)' == 'true'" />
+    <Compile Include="$(MSBuildThisFileDirectory)System\Environment.Android.cs" Condition="'$(TargetsAndroid)' == 'true'"/>
     <Compile Include="$(MSBuildThisFileDirectory)System\Environment.NoRegistry.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)System\Environment.UnixOrBrowser.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)System\Environment.OSVersion.OSX.cs" Condition="'$(IsOSXLike)' == 'true' AND '$(TargetsMacCatalyst)' != 'true'" />
diff --git a/src/mono/System.Private.CoreLib/src/System/Environment.Android.cs b/src/libraries/System.Private.CoreLib/src/System/Environment.Android.cs
similarity index 100%
rename from src/mono/System.Private.CoreLib/src/System/Environment.Android.cs
rename to src/libraries/System.Private.CoreLib/src/System/Environment.Android.cs
diff --git a/src/mono/System.Private.CoreLib/System.Private.CoreLib.csproj b/src/mono/System.Private.CoreLib/System.Private.CoreLib.csproj
index 43c990543de58949798191979df554e5891441b8..ffad8eeae9f5785d98ddffa65a0c1fd3b81fd7ca 100644
--- a/src/mono/System.Private.CoreLib/System.Private.CoreLib.csproj
+++ b/src/mono/System.Private.CoreLib/System.Private.CoreLib.csproj
@@ -272,9 +272,6 @@
         <Link>Common\Interop\Unix\System.Native\Interop.GetEnviron.cs</Link>
       </Compile>
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetsAndroid)' == 'true'">
-      <Compile Include="$(BclSourcesRoot)\System\Environment.Android.cs" />
-  </ItemGroup>
   <ItemGroup Condition="'$(TargetsMacCatalyst)' == 'true' or '$(TargetsiOS)' == 'true' or '$(TargetstvOS)' == 'true'">
       <Compile Include="$(BclSourcesRoot)\System\Environment.iOS.cs" />
       <Compile Include="$(CommonPath)Interop\OSX\System.Native\Interop.SearchPath.cs">