Civilian drone flights banned, EU agency issues warning on climate change, Aarhus Theatre in fire scare and more news from Denmark this Monday. Mysterious drone sightings across Denmark since September 22 have prompted the closure of several airports, with Denmark hinting at possible Russian involvement, though Moscow denies the charge. Copenhagen is to host an EU summit on Wednesday and Thursday. Therefore, from Monday to Friday, we will close the Danish airspace to all civilian drone flights," Transport Minister Thomas Danielsen said in a statement. Europe must step up efforts to protect environment, agency saysThe European Union's environment agency, which is based in Copenhagen, has warned that Europe must do more to protect its environment and improve its resilience against global warming.