On 23/02/2021 10:30, T i m wrote:
Like, a collapsing dam could kill many but the damage / loss death
will be local and short lasting (as in 'ongoing damage').

Go and work out how many dams we'd have to build in order to supply the
UK with electricity.

Remember they'd have to be built high up in the major river valleys. And
they tend to have major cities downstream.

Andy