RADIO CHOICE

n FLOATING solar panels and a revolutionary see-through pyramid that produces cheap hot water are among the solutions that have been put forward as a way to ease global warming. For this week’s

PEOPLE FIXING THE WORLD (BBC WORLD SERVICE, 8.06AM, 3.06PM, 11.06PM),

Tom Heap meets the bright sparks who have come up with bright ideas that could make life easier and greener in low-income countries.

AT 6FT 6IN, David Prowse (pictured) provided the body for Darth Vader in the first three Star Wars films; James Earl Jones supplied the voice and, between the two of them, they created one of cinema’s greatest villains. Before he came to villainhood, Prowse had been one of television’s good guys, taking on the role of the Green Cross Man,

for which he was awarded an MBE. He died in November 2020; THE MAN BEHIND THE MASK (RADIO 4 EXTRA, 11AM, 9PM) tells his story.

A HUNDRED years ago, the body of a man was found on a roadside in County Kerry in Ireland. A grim notice on the corpse read: ‘Convicted Spy. Let Others Beware. IRA’. In THE RIVER MAN (RADIO 4,

8PM), Fergal Keane marks the centenary of the AngloIrish Treaty by looking at the story behind the death of the Catholic widower, fisheries officer and former policeman James Kane.