Tesco installs pumpkin rescue stations in stores this Halloween   This Halloween we're working with environmental charity Hubbub to save pumpkins from going to waste. CHESHUNT, England, 2016-Oct-30 — /EPR Retail News/ — It might be getting spooky, as the ghouls and goblins begin to descend on London, but research suggests that it’s pumpkins that have got the…