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nuclear drills, as fears grow about an escalation of the war in ukraine. and the —— with a difference, hundreds of runners where they most stylish stilettos to take part in washington's annual high heel drag queen race. welcome to our viewers on pbs in america and around the globe. united nations secretary general says the world is heading for a catastrophe unless climate change is prioritised. concentrations of the three main greenhouse gases rose to concentration levels unprecedented. next month they will meet in egypt for, 27. —— cop27. it has been a year of extreme weathe...

over a million for charity. hello and welcome to the programme. security forces in iran have used live ammunition on protesters in several cities, a0 days after the death of mahsa amini in police custody. she was arrested after allegedly wearing her hijab incorrectly. people took to the streets in 30 cities across the country with some businesses also closing to show their solidarity. our correspondent rana rahimpour reports. chanting. day a0 of iran protest and forty days since the death of mahsa amini, the young iranian kurdish woman who has become a symbol for iran's protest movem...

russian forces carry out nuclear as fears grow about an of the war in ukraine. the united nations secretary general antonio guterres says that the world is heading for a catastrophe unless climate change is prioritised. new figures released by the un shows concentrations of the three main greenhouse gases rise to record levels in the atmosphere last year. world leaders will meet next year in egypt for the un climate summit c0 p27. our climate editor justin rowlatt spoke to mr gutteres at the un headquarters in new york. it has been a year of extreme weather. devastating floods in pak...

their most stylish stilettos to take part in washington's annual high heel drag queen race. welcome to our viewers on pbs in america and around the globe. the united nations secretary—general antonio guterres says the world is heading for a catastrophe unless climate change is prioritised. new figures released by the un show concentrations of the three main greenhouse gases rose to record levels in the atmosphere last year. world leaders will meet next month in egypt, for the un climate summit — cop27. our climate editor, justin rowlatt, spoke to mr guterres at the un headquarter...

for digging out proteins, that are beneficial to their immune systems. as the un warns of a climate catastrophe, the uk government is accused of failing to protect key transport, power and communication networks from extreme weather. a report by a joint committee of mps and peers, says britain's national security is being jeopardised. well, the issue is affecting nations right across the globe. world leaders will meet next month in egypt, for the un climate summit, cop27. the un secretary general told the bbc that countriies must re—prioritise climate change or the world faces cata...