 
	
	Between urban jungle and natural idyll
The “goldene Haus” in Berlin lives up to its name: When the sun shines, the entire facade is bathed in a golden light thanks to its unique colouring.
 
	
	A head teacher reports from experience
Experts agree that continuous and sufficient ventilation is of primary importance in the fight against the spread of viruses in enclosed rooms.
















 
                                                                                         
                                                                                         
                                                                                         
                                                                                        