leak

However, this is the first time teabags have been used for a large-scale, long-term study and the tea leaves have revealed which types of wetlands are leaking the most carbon.

The Bees are the last team you want to play when you are leaking goals the way Aston Villa are.

Sinkholes can be formed by gradual dissolution happening underground, but they can also be caused by heavy rain or surface flooding, construction work, leaking drainage pipes, burst water mains and groundwater abstraction, the BGS said.

He added that divers were monitoring the “persistent slow leak”.

Reflective surfaces can also appear, misleadingly, to be leaking heat.