Mouthful, Trafalgar Studios
Metta Theatre's didactic short plays evening takes a rigorously Poppins approach: a spoonful of drama to help the medicine go down. The sobering facts " "We need to produce more food globally by 2050 than we have done in the whole of human history" " come thick and fast, emblazoned on a screen and spouted by four versatile performers. Some pieces, written in collaboration with scientists, are fuelled by tho…