Also in the programme: WHO on vaccine equality; and why it really isn’t environmentally friendly to plant the wrong trees?
(Photo: A member of staff holding a dose of the Oxford/Astrazeneca coronavirus vaccine at a vaccination clinic at the NHS Nightingale Hospital North East in Sunderland in England credit: Owen Humphreys/PA Wire).
Download audio: http://open.live.bbc.co.uk/mediaselector/6/redir/version/2.0/mediaset/audio-nondrm-download-low/proto/http/vpid/p0955c13.mp3
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