Research fellow at @OxfordPhysics + @NCEOscience focusing on satellite data for weather and climate | Occasional Pilot | he/him | 
Voit lisätä twiitteihisi sijainnin, esimerkiksi kaupungin tai tarkemman paikan, verkosta ja kolmannen osapuolen sovellusten kautta. Halutessasi voit poistaa twiittisi sijaintihistorian myöhemmin. Lue lisää
"Imagine that you wanted to assess the impact of dropping a pebble into a pond. You would want to account for all the ripple effects it causes as well as the initial splash when it hits the water."
Me and @profpauldolan 
https://www.thetimes.co.uk/article/vaccine-passports-will-create-a-two-tier-society-x38dznwrm …
Hi Steve, physicist here: we can model a the effects of a pebbles splash, including all the ripples, very well. No-one disagrees on this. Perhaps next time you should think of a better example or, better still, leave things you do t understand to the experts. 
I know many pubs & restaurants in 
Officials, esp in national press conferences, should stay within the policy that Ministers have decided
Similarly, the decisions Ministers make must take into account their broad consequences