. >> scientists in greenland getting excited about a rock they say could be a key component in stopping climate change. >>> students rising above advisers and scholars work closely together. we are meet ever wonder how san francisco became the greenest big city in america? just ask the employee owners of recology. we built the recycling system from the ground up, helping san francisco become the first city in the country to have a universal recycling and composting program for residents and businesses. but it all starts with you. s ep maka differen toge. >>> welcome back. a live look at wall street on this friday afternoon, dow is up more than 360 points. president biden and former president obama joining forces for the environment. obama's team says he will travel next month for a un summit. he's expected to talk about progress in the last years and highlight leadership of young people. he along with 13 cabinet members and senior officials will be in attendance. >>> miners and investors in greenland excited about rocks they found similar to prop back from apollo missions to the moon. w

in greenland, scientists blasted open a mountain filled with what they call climate-saving rocks. >> the chemistry here is unique. it's in the formation of our world. >> reporter: it's called a northosite. it contains only three minerals. calcium, silica and aluminum. they are crushing it for other items. experts say it produces less waste and greenhouse gas emissions. it is found all around the island's rugged terrain in turquoise fjords. but that's not the only place. >> you find it in canada, scandinavia, russia, south africa, lots of places. >> reporter: so far, miners have collected more than 300 tons. even nasa is looking to see if what they learn down here could help them someday mine similar rocks on the moon. ian lee, cbs news. >>> and that's the overnight news for this monday. for some of you the news continues. for others, check back for cbs mornings. and follow us online any time at cbsnews.com. reporting from the broadcast center in new york city, i'm nikki battiste. >>> this is cbs news flash. i'm elise preston in new york. jury selection in the shooting death of ahmaud

. >> in greenland scientists blasted open a mountain filledded with what they call climate-saving rocks. >> the chemistry is unique t is created in the early days of the formation of the world. >> it's called an an orth site, three minimalsk calcium, sillica and alumina. >> minors are krushing it to create a more sustainable aluminum as well as other every day items. >> very good quality for fiberglass. >> experts say and it produces less waste and greenhouse gas emission, found all along the island rugged terrain, but that is not the only place. >> you find it in canada, you find it in scandinavia, russia, south africa, lots of places so far mine errs have cletted more than 300 tons, even nasa is looking to see if what they learn down there could help them some day mine similar rocks on the moon, ian lee, cbs news. >> fascinating, that is the cbs weekend news for this sunday. coming up tonight, 60 min, i'm nicki battiste in new york, have a great nig ht >>> live from the cbsn bay area studios, this is kpix 5 news . >>> we are tracking scattered showers across the bay area this sunday e

precious approaching. some big patterns here, big peaks and troughs, you can see a peak going over greenland there, trough in the north atlantic, then peaking again across western parts of europe. and when we see this sort of pattern, that gives us an indication there'll be a lot of mixing in the atmosphere between the northern and southern climes — so pulses of cooler air pushed up ahead, then back to cooler air again. lots of low pressures forming in the north atlantic as a result of these temperature contrasts as well, and towards the end of the week it looks like it will turn a little bit colder. so let's summarise what the next few days will look like — bouts of heavy rain particularly across western areas with low pressures approaching, that also means gale force winds, but we will also see a lot of mild air, very mild air, in fact, pressures approaching, that also means gale force winds, but we will also see a lot of mild air, very mild air, in fact, streaming in from the azores. now this is the weather map for monday — and a big low—pressure with winds blowing around it like

the jet stream first — some big patterns here, big peaks and troughs, you can see a peak going over greenland there, trough in the north atlantic, then peaking again across western parts of europe. and when we see this sort of pattern, that gives us an indication there'll be a lot of mixing in the atmosphere between the northern and southern climes — so pulses of cooler air pushed up ahead, then back to cooler air again. lots of low pressures forming in the north atlantic as a result of these temperature contrasts as well, and towards the end of the week it looks like it will turn a little bit colder. so let's summarise what the next few days will look like — bouts of heavy rain particularly across western areas with low pressures approaching, that also means gale force winds, but we will also see a lot of mild air, very mild air, in fact, streaming in from the azores. now this is the weather map for monday — and a big low pressure with winds blowing around it like so, that low pressure is also scooping up that mild air from the south. see, the mild south—westerlies here. so outbreaks

yet since paris, it has rained for the first time on greenland summit. the amount of c02 in the atmosphere has reached record levels. heat waves have scorched countries around the world. droughts, storms, forest fires and floods have all become more intense, more recurrent and more intense, more recurrent and more commonplace. and sea levels are rising threatening small island states and bigger countries alike. we have the science and resources and the urgency, what then is holding us back? my dearfriends, only one variable remains and it is us. we have to make the choice to address this. we have to choose but necessary actions. we have to listen to the science and increasingly the global population who are demanding action. my dear, dearfriends, we have run out of excuses. it is time to do the right thing. in the words of frankie the dinosaur who addressed the general assembly, let us not choose extinction let's work together as one global family and use the capacities... you together as one global family and use the capacities. . ._ use the capacities.