A man tinkers with a bicycle seat.
A man is working on a bicycle.
A man is tinkering with a broken radio.
It is only possible to travel by foot from the end of the promenade.
A different person every day.
Two people are outside
Multiple systems are installed together and overlapping to maintain a high level of activity
The man is riding a horse.
Emissions do not cause damage and are not a hazard to public health nor do they lead to environmental problems.