Programatically exporting SharePoint Blogs as XML

Hi - I am using VS2012 (C#) to write local console apps against SP2010. Is there a way to programtically query and return all SP Blogs as XML, similar to the following:

<?xmlversion="1.0"standalone="yes"?>

<Blogs>

 <BlogPost>

   <Filename>blog1.aspx</Filename>

   <Categories>306;#Highlights</Categories>

   <Tags>1;#News</Tags>

 </BlogPost>

 <BlogPost>

   <Filename>Fitness.aspx</Filename>

   <Categories>6;#London;#2;#Fitness;#208;#Operations</Categories>

 </BlogPost>

</Blogs>