about the reasons we fires are so bad at the moment and bring in our environment correspondent matt mcgrath people will be _ role to play here. yes, a lot of people will be asking - role to play here. yes, a lot of people will be asking that - role to play here. yes, a lot of - people will be asking that question indeed, and while it doesn't have a direct role to play, it is undoubtedly impacting the background to these fires. obviously the high winds and the dry conditions are the immediate causes and the immediate spreaders of these fires, but if you look at what is happening in california over the last number of years, i can give you a clue as to how climate change has played a role here. california has had drought for two decades or so, then over the last two years, it has had a lot of rain. things like shrubs and trees have been growing rapidly, these are of course fuel for fires. but then a very dry summer and autumn last year, and the wind is blowing things out to the coast at 60 to 70 mph, it does not take much to start that kind of conflagration. normally these things happen up on

let's speak to environment correspondent matt mcgrath.s climate agreement, so when is that going to happen and what is the reaction? sense of de'a and what is the reaction? sense of deja vu _ and what is the reaction? sense of deja vu all— and what is the reaction? sense of deja vu all over _ and what is the reaction? sense of deja vu all over again, - and what is the reaction? sense of deja vu all over again, in - of deja vu all over again, in 2017 — of deja vu all over again, in 2017 donald trump first set out to take — 2017 donald trump first set out to take the us out of the paris climate — to take the us out of the paris climate agreement and he had to serve _ climate agreement and he had to serve a _ climate agreement and he had to serve a three—year cooling off period. — serve a three—year cooling off period. so_ serve a three—year cooling off period, so he was only able to leave — period, so he was only able to leave the _ period, so he was only able to leave the agreement at the end of his_ leave the agreement at the end of his p