plastic bags let's talk a little bit about some of those measures joining me in the studio now is tamzin walker from g.w. and vironment good to have you with us terms and let me just pick up on one measure the german supermarket chain aldi which has supermarkets all around the globe has just introduced a one send your roasts and charge on plastic bags or small ones where you put fruit and vegetables in does that make sense in my opinion it doesn't make sense taught me i think the best that you could hope for from something like that is that it's a symbolic gesture but then the question would probably be what is that supposed to symbolize because these are supermarkets where almost every shelf is kept covered in products wrapped in plastic and the german government says that it is in fact talking with supermarkets about phasing out or convincing them to do away with these lightweight plastic bags for fruit vegetables all together but there seems to be no sign of an actual ban on the horizon and the same as we said goes for plastic carrier bags germany has introduced a levy but it hasn't and don'