no official response from buckingham palace or kensington palace. now on bbc news, it s time for click. as cop27 winds up in egypt, this week we ll look at some of the latest tech that is trying to clean up our planet. we ll muster up a mass of moss that s mopping up the mess in the air. that s easy for you to say! we will find out if hydrogen can do the heavy lifting. and check out our latest merch. if you don t like the band, don t worry, the logo comes back off. once again, the leaders of the world have been coming together in an effort to fight climate change. as cop27 comes to a close, campaigners are warning that key commitments aimed at securing the future of the planet are at risk. in the year since cop26 happened here in glasgow, there has been a lot of criticism that the event was all talk and not much action. change is not going to come from inside there, that is not leadership. this is leadership. these un climate summits bring together thousands of delegates from
the hydrogen is stored in tanks underneath the carriages along with the hydrogen fuel cell which converts the hydrogen back to electricity which powers the train. all that is emitted is steam and water. the hydrogen needed to power the train is made on site. electricity from renewable sources is used to split water, creating hydrogen. that is then compressed, compressed again, and then stored ready for refuelling the train. but if most of the uk rail network is electrified, what part will hydrogen play? some commentators say that hydrogen is actually a distraction and what we should be focusing on is fully electrifying our railway lines. if you have a route where you cannot do overhead electrification and the route is too long or there is not time to charge, then the hydrogen train fills that gap. you can get a range approaching diesel, you can refuel quickly and you can transport hydrogen multiple ways. so the hydrogen train fulfils some operational requirements you cannot m
after 15 rounds of voting. a small group of republican rebels had derailed each previous attempt. the new speaker says it was the influence now on bbc news, click. as cop27 winds up in egypt, this week, we ll look at some of the latest tech that s trying to clean up our planet. we ll muster up a mass of moss that s mopping up the mess in the air. that s easy for you to say. we ll find out if hydrogen can do the heavy lifting. and check out our latest merch. if you don t like the band, don t worry, the logo comes back off. once again, the leaders of the world have been coming together in an effort to fight climate change. as cop27 comes to a close in egypt, campaigners and climate scientists are warning some key commitments aimed at securing the future of the planet are at risk. in the year since cop26 happened here in glasgow, there s been a lot of criticism that the event was all talk, not much action. change is not going to come from inside there. that is not leadership. th
iran has been widely condemned after executing two more anti government protesters. mohammad mahdi karami and seyed mohammad hosseini had appealed against their sentences for killing a member of the security forces, saying they had been tortured into making false confessions. military helicopters in western australia airlift more than 200 people cut off by devastating floods. the state s emergency services minister describes the damage as a once in a century event. prince harry reveals that he felt guilty for being unable to show any emotion in public after the death of his mother, princess diana. in an interview due to be aired later, the duke of sussex says he only cried once and describes meeting mourners whose hands were wet with tears. you re watching bbc news. now it s time for click. as cop27 winds up in egypt, this week we ll look at some of the latest tech that is trying to clean up our planet. we ll muster up a mass of moss that s mopping up the mess in the air. tha
the occupied crimean peninsula. mr putin also ordered a full investigation into the incident. ukrainian officials have welcomed the explosion. there have been reports of at least three more deaths on another day of mass protests against iranian authorities. female students shouted go back when the president visited a women s university. five teenagers in hong kong have been found guilty of advocating a violent revolution against the chinese state. they were sentenced up to three years in detention. now on bbc news, click takes to the catwalk. the team look at how ai is helping fashion retailers give customers a more personalised shopping experience. this week, the race to preserve ukraine s heritage and culture by sd scanning its buildings. phone too big? display too small? spencer has been looking at the latest flexi screens that are coming around the bend. you couldn t do this with a solid glass tablet. we will try on some smart fabrics and a solar powered shirt. and sticki