Insect houses in Warsaw get makeover as a result of a Greenpeace initiative.
The new technique could help produce honey for a food industry looking for an alternative to sugar.
Declared extinct by ecologists in 2002, the 2.5cm Black Bee has now been spotted in six permanent habitats after ecologists urged Facebook users to send in photos.
Lublin will invest in green projects to make it a “green city, drawing people with its originality and diverse vegetation”.
Forget the countryside, bees and their hives are now part of the urban landscape.