When governments around Europe told people to create a "bubble" to limit their social contacts during the COVID-19 pandemic, this was probably not what they had in mind. Alain Verschueren, a Belgian artist and social worker, has been strolling through the capital Brussels wearing a "portable oasis" - a plexiglass mini-greenhouse which rests on his shoulders, cocooning him in a bubble of air purified by the aromatic plants inside.
(Source: Reuters)