8 Herb whose beans were used to make TVP, a 20th C meat substitute (4)
9 Part of the atmosphere about whose destruction great fears were expressed in the late 20th C (5,5)
10 Woman with sex appeal, applied to the actress Clara Bow (2,4)
11 Codename for the operation which began on 6/6/44 (8)
12 Wealthy but poorly educated male living northeast of London (5,3)
14 A A Milne's melancholy donkey (6)
16 Slang for cocaine (4)
17 Passenger liner which embarked on its maiden voyage in 1969 (1,1,3)
18 Women's organization formed in 1907 and providing ambulance drivers etc. in both world wars (1,1,1,1)
19 Pacific atoll; woman's bathing costume (6)
21 Gambling and entertainment centre in Nevada (3,5)
23 --- Gold, type of Marijuana from Mexico (8)
26 Fabric fastener invented in 1957 by Georges de Mestral (6)
27 Fakir's rest place (3,2,5)
28 Solemn promises (4)

1 Dr Maria ---, Italian educationalist whose first school opened in 1907 (10)
2 Photoelectric cell (5,3)
3 A wild frisbee throw; character from The Lord of the Rings (6)
4 Toy which has its ups and downs? (2-2)
5 British football fans' chant (4,2,2)
6 Basil ---, Torquay hotel owner (6)
7 Clothing or equipment for some activity (4)
13 HMS ---, British cruiser which blew up on the 30/12/1915 (5)
15 Group summoned up to appear at a political rally, etc. (4-1-5)
17 Vidkun ---, prime minister of Norway during WW 2 and hence any traitor (8)
18 Promiscuous philosophy associated with the ´swinging sixties` (4,4)
20 Short form of actors' rehearsal method involving no set script (6)
22 Italian town which suffered an escape of dioxin gas in 1976 (6)
24 Street ---, convincing knowledge of urban jungle (4)
25 Jewish immigrants to the Israeli state created in 1948 (4)