. >> nick clark explains what is at stake. >> this virtual summit is the u.s.istrations saying they are back in the fight after four years of donald trump ignoring the climate crisis. 40 world leaders have been invited, including those nations responsible for 80% of global emissions. the top of that is china, and then the u.s. itself. together they account for half of the world's emissions. that's why john kerry was recently in china, seeking and apparently getting a commitment to cooperate from chinese leaders. he knows much more is required. >> nolenation -- no one nation can make the difference air. if china went to zero tomorrow, we still have a problem unless the other nations are also reducing. the point of the paris agreement was, everybody accepted the goal. >> the summit aims to galvanize nations, urging much greater ambition ahead of a crucial climate conference in glasgow in november to limit warming to 1.5 degrees celsius above preindustrial levels. right now we are already at 1.2 degrees celsius. the effects have that -- of that have been catastrop

of those stories of course on our website at al-jazeera dot com it's updated throughout the day nick clark will be here with a news hour in half an hour next on jazeera it's the stream to stay with us. torta al jazeera. you tell me what the government you represent is now illegitimate we listen we do not sell fence material any country. conflict and yet we meet with global news makers and talk about the stories that matter syria. ok today on the stream the story of nigeria's bronze is looted by the british in 8097 and now founding museums around the world you can see some of these cultural treasures behind me they're always made out of bronze sometimes metal or wood or ivory and they came from the kingdom opening let me show you a map so you can see where that the southern part of nigeria is where the original kingdom is many cities that see that little red dot and this is in southern nigeria so we're not talking about the republic of banning but they kinda of the name now we have that right let's get the debate started we often hear the idea that restitution is an attack upon buzy and tha

nick clarke explains what's at stake this virtual summit is the us administration saying we're back in the fight after 4 years of donald trump ignoring the climate crisis for the world leaders have been invited including those nations responsible for 80 percent of global emissions and as you can see the top of that list is china and then the united states itself the 2 world's biggest polluters and together they account for nearly half of the world's emissions and that's why i joe biden special envoy for climate change john kerry was recently in china seeking an apparently getting a commitment to cooperate from chinese leaders but he knows much more is required at a moment ago no one nation no one nation can can make the difference here if try to went to 0 tomorrow we still have a problem unless the other nations are also reducing but the point of the paris agreement was everybody accepted the goal so the summits aim is to delve in eyes nations much greater ambition ahead of a crucial un climate conference in glasgow in november to limit warming to one and a half degrees celsius above p

china which calls itself a leader in this fight but also continues to build new coal plants 1st nick clark explains just how much is at stake this virtual summit is the us administration saying we're back in the fight after 4 years of donald trump ignoring the climate crisis for the world leaders have been invited including those nations responsible for 80 percent of global emissions and as you can see the top of that list is china and then the united states itself the 2 world's biggest polluters and together they account for nearly half of the world's emissions and that's why i joe biden special envoy for climate change john kerry was recently in china seeking an apparently getting a commitment to cooperate from chinese leaders but he knows much more is required at a moment ago no one nation no one nation. can can make the difference here if if trying to went to 0 tomorrow we still have a problem and most of the other nations are also reducing but the point of the paris agreement was everybody accepted the goal so the summits aim is to delve in eyes nations much greater ambition ahead of

to begin momentarily and we'll be bringing you live coverage of the key speakers there but 1st nick clark explains just how much is at stake. this virtual summit is a u.s. administration saying we're back in the fight after 4 years of donald trump ignoring the climate crisis for the world leaders have been invited including those nations responsible for 80 percent of global emissions and as you can see the top of that list is china and then the united states itself the 2 world's biggest polluters and together they account for nearly half of the world's emissions and that's why i j. biden special envoy for climate change john kerry was recently in china seeking an apparently getting a commitment to cooperate from chinese leaders but he knows much more is required at a moment ago no one nation no one nation can make the difference here if try to went to 0 tomorrow we still have a problem unless the other nations are also reducing but the point of the paris agreement was everybody accepted the goal so the summits aim is to delve in eyes nations much greater ambition ahead of a crucial un cli