In 30 years, there'llbemoreplasticintheoceanthanfishbybiomass, andspecieslikeseabass, usuallycomingalongnorthCarolinashores, willbeupnearNewJerseyasmarinelifemigratestocoolerwaters.
Sealevelshaveactuallyrisen 5 to 8 inchesinthelast 100 yearsandcontinuetorise.
By 2050, 190 millionpeoplewillbefacing a sinkingcity.
Butbeforewegettothosepredictions, I wanttotake a quickmomenttothanktoday's sponsor: Google.
They'vemadesomanycoolnewthingsthathavehelpeduslearn, progressandgetallthatextrainformationintoourtinylittlebrains, so I'm happytohavethemsponsoringthisportionofthevideo.
Iftrendscontinueby 2100, thegulfstreamwillweakenby 34 to 45%.
A weakerconveyorbeltmeanshottersummersinEuropeandfiercerstormsintheUS; itmeansprofoundlarge-scaleimpactsontheplanetintermsofweatherpatterns, upendingagriculturalpractices, biodiversity, andeconomicstabilityacrossthevastareasoftheworld.
Notonlydoestheoceanprovidefood, medicine, mineralandenergyresources, italsosupportsjobsandnationaleconomies, servesas a highwaytotransportgoodsandpeople, andplays a roleinnationalsecurity.
A slowerconveyorbeltalsomeansthatsiltanddebrisgetcarriedanddepositeddifferently.
Andovercenturiesofthis, thelandscapeoftheoceanfloorwillchangeto a muddymess.
1000 yearsfromnow, sincetheoceanfloorisspreadingat a fastrate, 5 centimeters a yearinthemidAtlanticridge, in a millennia, itwillhavespread a whopping 46 metersor 154 feet.
Andin a scenariowithnoreductionsinemissions, scientistspredictthattheentireGreenlandicesheetwilllikelymelt, causing 5 to 7 metersor 17 to 23 feetofsealevelrise.
In 1000 years, theoceansmaylooklikethis.
Buttherearespongesover a milebeneaththesurfacethatarethousandsofyearsold.