a very high fire weather index? absolutely. yeah. so, on the day of the fires, there was a record fire weather index in the uk. and actually, this level of fire weather is something that would, it would trigger an outright ban in some countries of the world, for example, in australia, on the use of fire outdoors. and it's something we're going to have to learn to deal with here in the uk and take examples from abroad, as to how you deal with the conditions that we're going to face more frequently. 0k, thank you so much, matt. thank you very much. we've already heard how record july temperatures in the uk would have been virtually impossible without climate change. now i'm going to meet one of the scientists from world weather attribution to find out more about their research. dr mariam zachariah, you worked on the study linking the uk heat wave to climate change. i'm really interested to know how you did that. we're going to be helped by this plot here, which refers to the st james�*s park weather station in central london. and basically on this, up here, you've got the temperature and then