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noaa: state of the ozone layer 2011 1080p
Bookmarked 709 weeks ago much of life on earth requires oxygen - not only for metabolism but also for protection oxygen in its many forms occurs throughout the atmosphere at 21 molecular oxygen o2 is the second most common gas in our atmosphere at 00001 ozone o3 is hardly common but its impact is enormous near the ground in the stratosphere ozone acts as a pollutant in the upper atmosphere troposphere it acts as a shield blocking harmful ultraviolet energy from the sun much attention has been made to the human-caused deterioration of the ozone layer and the infamous quotholesquot that form over the antarctic each year the term quotholequot is a bit of a misnomer as an actual hole does not form the ozone layer just becomes much thinnernoaa is one of the global leaders in monitoring and analyzing the ozone layer and has co-authored the most recent analysis describing the state of the ozone layer the scientific assessment panel of the un montreal protocol on substances that deplete the ozone layer has found that the montreal protocol enacted in 1987 has been effective in reducing mankind039s impact on the ozone layer but climate change may also begin to show signs of impacting the ozone layer especially in the arctic where climate-induced circulation patterns may become more severethis animation uses data from noaa039s satellites to show the annual changes in the size of the antarctic ozone hole along with daily fluctuations in global ozone concentration as pointed out in the report the size of the antarctic ozone hole appears to have reached a turnaround point whereby the hole is not getting worse each year but at the same time it is not decreasing it is expected that a return to quotnormalquot pre-1980 levels of ozone will occur later in this century -- that is if the ban on ozone-destroying chemicals stays in placeyou can monitor daily troposphere ozone concentration here on noaa039s website: http:wwwnnvlnoaagovdailyimagephpproduct=ozone_daily_mappedpngozoneconcentrationcredit: noaasource: http:wwwnnvlnoaagovmediadetailphpmediaid=658ampampmediatypeid=2 |
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ozone on bondi beach - periodic table of videos
Bookmarked 745 weeks ago we039re on bondi beach to discuss the ozone layer - a topic of great interest to australiansmore chemistry at http:wwwperiodicvideoscomfollow us on facebook at http:wwwfacebookcomperiodicvideosand on twitter at http:twittercomperiodicvideos |
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android to encrypt website name requests engadget today
Bookmarked 436 weeks ago hackers will find it more difficult to spy on a site039s traffic with encrypted dns requestsgoogle039s efforts to push websites to use encrypted connections is paying off just days ago the search giant revealed that https use on its own products is at 89 percent overall up from just 50 percent at the beginning of 2014 not sure what we039re blabbering on about just peep the green lock icon and the word quotsecurequot in the address bar now google is adding an extra layer of security to android xda developers has spotted that dns over tls transport layer security support is heading to the mobile os according to the android open source project -- meaning dns queries will be encrypted to the same level as httpssubscribe to engadget on youtube: http:engtcosubscribeget more engadget: like us on facebook: http:wwwfacebookcomengadget follow us on twitter: http:wwwtwittercomengadget follow us on instagram: http:wwwinstagramcomengadget add us on snap |
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why do we get tanned - human body facts science for kids educational videos by mocomi
Bookmarked 402 weeks ago http:mocomicom presents: what causes a sunburn and suntanthe sun is a life-giving force trees use light from the sun as a power source to process food and it heats up the earth so that it doesnt get too cold to live however too much sun can also be harmful to humans and plants alikethe brown colour in your skin is caused by the presence of a pigment called melanin it serves as a protective layer in your skin to prevent it from getting damaged by the sun when our skin is exposed to the sun it begins to produce melanin to protect itself over a long period of time the accumulation of this pigment under your skin is known as a tan the body does not produce melanin immediatelyif your skin is exposed to very harsh sunlight your body may not be able to produce enough melanin in time to prevent your top layer of skin from getting severely damaged this is why we get sunburned the layer of skin that gets burned will automatically peel off to reveal a new layer of skin underneathbut |
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power integrations expert - design planar transformers with ease
Bookmarked 104 weeks ago https:wwwfutureelectronicscommpower-integrations pi expert now features a planar magnetics builder that creates an application-specific planar transformer design within minutes mdash completed with layer-by-layer printed circuit board pcb layouts manufacturer-ready documentation and gerber files https:youtuberhtxji0slrq |
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amazing 9 layer density tower - sick science
Bookmarked 788 weeks ago for years we have been making seven layer density columns we challenged our team to not only add two more liquids but add seven objects that would float at different levels the outcome the amazing 9 layer density towerabout steve spangler sciencesteve spangler is a celebrity teacher science toy designer speaker author and an emmy award-winning television personality spangler is probably best known for his mentos and diet coke geyser experiment that went viral in 2005 and prompted more than 1000 related youtube videos spangler is the founder of wwwstevespanglersciencecom a denver-based company specializing in the creation of science toys classroom science demonstrations teacher resources and home for spangler039s popular science experiment archive and video collection spangler is a frequent guest on the ellen degeneres show where he takes classroom science experiments to the extreme check out his pool filled with 2500 boxes of cornstarchcool science toys - http:wwwstevespanglersciencecomsign up for the experiment of the week - http:wwwstevespanglersciencecomexperiment-of-the-weekwatch spangler039s science videos - http:wwwstevespanglersciencecomvideoattend a spangler hands-on science workshop for teachers - http:wwwstevespanglersciencecomteacher_trainingvisit spangler039s youtube channel - http:wwwyoutubecomstevespanglersciencejoin the conversation on steve spangler039s blog - http:wwwstevespanglercomadditional information:on the education side spangler started his career as a science teacher in the cherry creek school district for 12 years today steve travels extensively training teachers in ways to make learning more engaging and fun his hands-on science boot camps and summer institutes for teachers inspire and teach teachers how to prepare a new generation for an ever-changing work force over the last 15 years he has also made more than 500 television appearances as an authority on hands-on science and inquiry-based learning on the business side spangler is the founder and ceo of steve spangler science a denver-based company specializing in the creation of educational toys and kits and hands-on science training services for teachers the companys unique business strategies and viral creations have been featured in the wall street journal inc magazine wired and time magazine where online readers voted steve spangler 18 in the top 100 most influential people of the year for 2006 what were they thinking you039ll find more than 140 spangler created products available online at stevespanglersciencecom and distributed to toy stores and mass-market retailers worldwidespangler joined nbc affiliate 9news in 2001 as the science education specialist his weekly experiments and science segments are designed to teach viewers creative ways to make learning fun his now famous mentos geyser experiment turning 2-liter bottles of soda into erupting fountains became an internet sensation in september 2005 when thousands of people started posting their own mentos explosions on youtubecomas founder of stevespanglersciencecom spangler and his design team have developed more than 140 educational toys and science-related products featured by mass-market retailers like target wal-mart toys r039 us discovery channel stores and over 1400 independent specialty toy stores his educational science catalog and on-line business offers more than a thousand science toys and unique learning resources recently spangler has been featured in the wall street journal inc magazine wired the history channel food network and time magazine where on-line readers voted steve spangler 18 in the top 100 most influential people of the year for 2006his recent appearances on the ellen degeneres show have taught viewers how to blow up their food shock their friends create mountains of foam play on a bed of nails vanish in a cloud of smoke and how to turn 2500 boxes of cornstarch and a garden hose into a swimming pool of fun |
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expand your calendar with upto
Bookmarked 622 weeks ago upto - http:uptocomlife goes beyond meetings and appointments:your calendar should too upto gives you a more complete view of everything coming up that matters to you - without the clutter discover important events ahead of time and plan accordingly it039s your calendar but bettera new dimension of the calendar:your upto calendar has two layers the front layer is your existing calendar the back layer includes calendars you follow based on your likes and interests expand your calendar to reveal the back layer of events with just a pinch or tapfollow the calendars you care about:from your favorite sports teams and tv shows to upcoming concerts and even the people in your life upto has you covered discover thousands of calendars and follow the ones you care aboutsyncs with your existing calendars:upto works with google calendar icloud outlook facebook events and any other calendar that syncs with your phone add an event in upto and it automatically appears on your web or desktop calendar it039s that easy |
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navya autonom cab 2019 exterior and interior
Bookmarked 365 weeks ago 2019 navya autonom cab autonomous shuttle seen from outside and inside the first robo-taxi on the market autonomous personalized and shared this unique mobility solution provides an answer to urban mobility039s major challenges length 486 m width 195 m height 210 m engine is electric top speed 90 kmh operating speed 50 kmh passengers 6 electric sliding door composite bodywork battery is pack lifepo4 average autonomy 10 hours max charge duration 80 9h 10a 5h 32a localization and obstacle detection: lidars 1: three 360 multi-layer lidars lidars2: seven 145 multi-layer lidars 6 cameras 4 radars central inertial unit wheel and engine encoders gps rtk v2xthe car was shown at paris motor show 2018 |
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humbaur flexbike 2019 exterior and interior
Bookmarked 358 weeks ago 2019 humbaur flexbike seen from outside and inside external dimensions 1300 x 900 x 1430 mm internal dimensions 1230 x 835 x 1365 mm payload approx 260 kg cargo hold 1 pallet space approx 14 m dry cargo layer one-wing rear door grp top layer roller door on the right side lightweight construction purlight 100 electricltbrgtltbrgtthe bike was presented at 2018 iaa commercial vehicles hannover germany - thursday 20 september - thursday 27 september 2018 |
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we open 37 lol surprise dolls balls - super fun 7 layers lol surprise toys opening for kids
Bookmarked 473 weeks ago in this video we open 37 balls with lol surprise dolls these balls come with 7 layers of surprises the first layer is a sticker that describes the personality of the doll the second is a sticker that comes with the four possible things the doll can do: cry pee change color or spit the third fourth and fifth layer are accessories shoes bottle and dress the sixth layer is another accessory and finally the doll if you like surprise toys opening for kids videos check outharley quinn and poison ivy try to steal suicide squad funko minis surprise toys - ss vinylshttps:wwwyoutubecomwatchv=saujyuqq_dqamplist=plifepp21jlegxmi3u2lsdbnuladvova3aampindex=7the secret life of pets blind bags surprise toys - will i be able to guess who it ishttps:wwwyoutubecomwatchv=hvvejkoktdsamplist=plifepp21jlegxmi3u2lsdbnuladvova3aampindex=8opening monster high minis surprise boxes - draculaura clawdeen frankie cleo surprise toyshttps:wwwyoutubecomwatchv=thjtj4ihrtcamplist=pli |
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carbon filter video1
Bookmarked 302 weeks ago buy it nowltbrgthttps:wwwebaycomitm333591037488ltbrgtltbrgtcut your mask costs down to 1weekltbrgtxxxxxdisposable masks can cost you a dollar a dayxxxxltbrgtltbrgtltbrgt10 pcs mask filters suggest replace the filter every week of use for the best effectltbrgtthis is 10 for 10 weeksltbrgtltbrgtfive layers of pm25 air mask filteringltbrgtltbrgtdust mask replacement filter material: non-woven active charcoal clothcompatible with majority of dust masks available in the markerltbrgtltbrgtfilter size:125x8cm492039039x315039039 suit for majority of mouth mask inside with filter slotltbrgtltbrgtfive layer protection: ltbrgtltbrgtfirst layer of spunbond cloth filters micron-level dustltbrgtsecond layer filters industrial pollutants automobile exhaust second-hand smoke and pollen allergensltbrgtthird layer of activated carbon cloth filters micron-level dustltbrgtfourth layer offers filter density for smaller materialltbrgtfifth layer of spunbond cloth filters out all kinds of harmful substancesltbrgtltbrgtltbrgtcost-effectiverec |
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avx039s electrochemical double-layer capacitors supercapacitors part 1 of 2
Bookmarked 182 weeks ago https:wwwfutureelectronicscomresourcesfeatured-productskyocera-avx-cylindrical-supercapacitors-scc-scm-series avx039s electrochemical double-layer capacitors supercapacitors offer excellent pulse power handling characteristics based on the combination of very high capacitance and very low esr offers great solutions to hold up energy harvesting and pulse power applications https:youtubehxwer9nvvqg |
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avx039s electrochemical double-layer capacitors supercapacitors part 2 of 2
Bookmarked 182 weeks ago https:wwwfutureelectronicscomresourcesfeatured-productskyocera-avx-cylindrical-supercapacitors-scc-scm-series avx039s electrochemical double-layer capacitors supercapacitors offer excellent pulse power handling characteristics based on the combination of very high capacitance and very low esr offers great solutions to hold up energy harvesting and pulse power applications https:youtubeotdslexqxeg |
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misunderstood
Bookmarked 759 weeks ago a quotlayer cakequot vid about how tough life is for the main character mr x |
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geology rocks - how plate tectonics is related to global earthquakes and volcanoes
Bookmarked 489 weeks ago geology rocks - how plate tectonics is related to global earthquakes and volcanoesplate tectonics is the theory that earth039s outer shell is divided into several plates that glide over the mantle the rocky inner layer above the core the plates act like a hard and rigid shell compared to earth039s mantle this strong outer layer is called the lithospheredeveloped from the 1950s through the 1970s plate tectonics is the modern version of continental drift a theory first proposed by scientist alfred wegener in 1912 wegener didn039t have an explanation for how continents could move around the planet but researchers do now plate tectonics is the unifying theory of geology said nicholas van der elst a seismologist at columbia university039s lamont-doherty earth observatory in palisades new york |