It's an ongoing problem. They've been testing out new kinds of radar for years, and airports do all sorts of inventive things to keep birds away, but their well...birds.
Edit: D'oh Ninja'd. Here's a link and a quote "The Federal Aviation Administration estimates the problem costs US aviation 600 ...
Could you be more specific? Moldova, Oltenia, Munteia, and Dobregea flow together well enough to me. In fact, all I see are Timis, Hunedoara, and to a lesser extent Bithor & Cluj, and I don't find any particularly distracting. (well maybe Timis)