Google will see a surge in mobile advertising revenue in 2014 even as revenue from desktop web ads continues to decline, according to a new report from research firm eMarketer. eMarketer estimates that globally, Google’s total net advertising revenue will jump 14 percent to $43.5 billion in 2014, up from $38.3 billion in 2013. In terms of Google’s total net ad revenues, including display, eMarketer said mobile search is gaining a significant share.