our science correspondent pallab ghosh reports. : scorched earth wherele peop are poor and have lessau food b of droughts. aere will be more floodin the coral is gone. that is what we are heading for unless we do more to cut riissions of carbon dioxide. scientists at cae university fear that reducing co2 emissions won'be enough. man who has led efforts at the tart of government to com climate change for 20 years is helping to set up a new research center. its role will be to repair the damage that has already been done. >> we are looking for processes that are scalable, bwhich i mean processes that can take out billions of tons of greenhouse gases each year. pallab: with trillions of tons of ice gone from both the earth's poles, t new center will look at ways of re-freezing them. one idea is to have the b oats spray seawater into the clouds above the ice. another is to develop forest and artificial trees to absorb carbon dioxide. just like real forests better. some think that releasing mist discs into space might act as a planetary

pallab ghosh, bbc news, cambridge.ve all the sport. including why it'll be an english clean sweep in europe — as chelsea and arsenal reach the europa league final. i, nelson rolihlahla mandela, do hereby swear to be faithful to the republic of south africa. after six years of construction and numerous delays, the channel tunnel has been formally opened by the queen and president mitterand. but the tunnel is still not yet ready for passengers and freight services to begin. for centuries, christianity and islam struggled for supremacy. now, the pope's visit symbolises their willingness to coexist. roger bannister became the first man in the world to run a mile in under four minutes. memories of victory as the ve celebrations reach their climax. this night is dedicated to everyone who believes in a future of peace and freedom. you're watching the briefing. 0ur headlines: the us has carried out its plan to raise tariffs on chinese imports in the past few minutes after last—ditch talks failed. beijing says it will retaliate

pallab ghosh, bbc news, cambridge.w at the geo—engineering programme at the university of oxford, who's involved in exploring techniques to combat climate change. do these techniques, seem familiar to you? are they effective? welcome to you? are they effective? welcome to the programme also. we don't know if they are effectively a force that we need to understand. there are a range of those that could work but we need to understand whether they can work notjust technically but also socially as well. what is the first thing you are trying to attack? temperature or carbon? we are attack? temperature or carbon? we a re interested attack? temperature or carbon? we are interested in both of them. carbon dioxide in the atmosphere causes the temperature to rise, and there are a range of techniques about reflecting sunlight back into space, some of them were mentioned there... i think we are having slight difficulties with the line there. just asking about some of the techniques and we heard how reflecting the sunlight back in

pallab ghosh reports.e less food because of severe droughts. there'll be more flooding and all the coral has gone. that's what we're headed for, unless we do more to cut emissions of carbon dioxide. scientists at cambridge university fear that reducing co2 emissions on its own won't be enough. the man who's led efforts at the heart of government to combat climate change for 20 years is helping to set up a new research centre to develop ways of repairing the damage that's already been done. the urgency of the issue is such that we have very little time left. so we've got to pull out the stack of greenhouse gases that's already in the atmosphere and that means examining all the alternatives. we are looking for processes that are scalable, by which i mean processes that can take out billions of tonnes of greenhouse gases, each year. with trillions of tonnes of ice gone from both the earth's poles, the new centre will look at ways of refreezing them. one idea is to have boats spray sea water into the clouds ab

pallab ghosh, bbc news, cambridge.d storms in the last few hours. it will be drier but there will be some showers around on saturday. not too many, hopefully. this is the forecast through the night so a lot of clear weather and some showers around across eastern counties, lincolnshire and east anglia. there will be a touch of grass frost around northern areas outside of town and chilly in the south, only five degrees in cardiff first thing. tomorrow starts sunny in many areas and then the clouds will bubble up and then we expect showers from north—eastern england and parts of yorkshire and down towards the midlands. but not as many compared to what we had today. 17 the high in cardiff. the temperatures will gradually rise through the course of the weekend and next week we could see temperatures in the high teens widely across the uk. hello, this is bbc news with martine croxall. the headlines. america's trade war with china intensifies as donald trump more than doubles tariffs on many imported goods, from furniture to

pallab ghosh, bbc news, cambridge.f the uk centre for carbon dioxide utilization. he's in sheffield this morning. it sounds like it is ten years to save the planet. is that an analysis you agree with? it is ten years to save humanity, basically, the planet will survive, it will just save humanity, basically, the planet will survive, it willjust reboot. we need to look to reverse climate change now and the stuff being proposed by cambridge is key to that. it may be radical but that is what we need. we need a step change that will work now or in the next ten years. of all those quite radical solutions that we heard in that report, which is the one that you would put your money on in terms of making the biggest difference? that is the whole point, you cannot put your money on one technology. we do not know how they are going to operate in the real world. this is bya operate in the real world. this is by a centre like this is so important. we are looking at climate change reversal. we are down that path already, above wher

pallab ghosh reports.nd have less food because of severe droughts. there'll be more flooding and all the coral has gone. that's what we're headed for, unless we do more to cut emissions of carbon dioxide. scientists at cambridge university fear that reducing co2 emissions on its own won't be enough. the man who's led efforts at the heart of government to combat climate change for 20 years is helping to set up a new research centre to develop ways of repairing the damage that's already been done. the urgency of the issue is such that we have very little time left. so we've got to pull out the stack of greenhouse gases that's already in the atmosphere and that means examining all the alternatives. we are looking for processes that are scalable, by which i mean processes that can take out billions of tonnes of greenhouse gases, each year. with trillions of tonnes of ice gone from both the earth's poles, the new centre will look at ways of refreezing them. one idea is to have boats spray sea water into the clo

pallab ghosh, bbc news, cambridge. the headlines on bbc news.n of chinese goods — and beijing has vowed to retaliate. tributes are being paid to the merseyside comedian freddie starr — after reports that he's died aged 76. university of cambridge scientists are considering radical new ways to reverse global warming. good morning, here are your sports headlines. it's another incredible night for english clubs in europe — arsenal and chelsea, set up a meeting in the final of the europa league. naomi 0saka said thinking about, hanging on to her world number one spot, was to blame for her defeat at the madrid 0pen — she lost to belinda bencic. and england's matthew jordan, breaks the course record with a round of 63, to lead after the first day of the british masters golf, at hillside in southport. i'll be back with more on those stories at around 9:40am. a new radio network for britain's emergency services is set to go over budget by more than £3 billion. that's according to the national audit office which also suggests the target date of 2022 for

the university of cambridge will look at ways to do that at a planned new uk research centre, as pallab ghoshe of severe droughts. there will be more flooding, and all the coral has gone. that is what we are headed for, unless we do more to cut emissions of carbon dioxide. scientists at cambridge university fear that reducing c02 scientists at cambridge university fear that reducing co2 emissions on its own will not be enough. the man who has led efforts at the heart of government to combat climate change for 20 years is planning to set up a new research centre to develop ways of repairing the damage that is already being done. we are looking for processes that are scalable, by which i mean processes that can take out billions of tons of greenhouse gases each year. we have trillions of tons of ice gone from both the earth's poles, the new centre will look at ways of refreezing them. —— with trillions stop one idea is to have both spray seawater into the clouds above the ice to reflect sunlight away from them. another is to develop forests of artificial trees to absorb carbon dioxide, just lik

pallab ghosh, bbc news, cambridge. to a mosque in east london after a gun was fired during ramadan prayers. the incident is believed to have taken place outside seven kings mosque in ilford late last night. there were no injuries or damage caused and is not being treated as terror—related. it's being reported by many of the newspapers this morning that the comedian, freddie starr, has died at the age of 76. a post on the freddie starr official facebook page said that he had passed away at his home in spain. but the bbc has been unable to verify the details. freddie starr was one of britain's most well known performers during the 19705, but in recent years had suffered ill health. the united states has more than doubled tariffs on billions of dollars of chinese goods. it comes after negotiations in washington aimed at salvaging a trade deal between the world's two largest economies broke up without agreement. the talks are due to resume later today. let's speak now to our china correspondent robin brant. good morning, r