Oxford Circus climate demo [image credit: London Evening Standard]
In this case at least, crime doesn’t pay. The look-at-us climate botherers have had enough of arrests and bad publicity, for now.
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Sky News:
The climate activists are aiming to attract more people to their cause through a less confrontational approach, admitting “very little has changed”.
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Enough said.
Tallbloke's Talkshop 
yes.
ie they’ve run out of volunteers willing to be put in prison. Always likely to happen considering the demographic they recruit from.
It could be they are afraid that the general public might begin to act like the French did with the clowns over there. Nothing like an angry motorist ripping a glued protester from the road and throwing them out of the way – painful and degrading when on tv.
If the government hadn’t pandered to them initially, they wouldn’t have lasted this long.
Notice how after the public dealt with those trying to obstruct the Underground, they never tried that stunt again.