is melting, the _ seeing is showing that as an article is melting, the surrounding - seeing is showing that as an article is melting, the surrounding oceansj is melting, the surrounding oceans are becoming — is melting, the surrounding oceans are becoming fresher— is melting, the surrounding oceans are becoming fresher and - is melting, the surrounding oceans are becoming fresher and the - is melting, the surrounding oceans- are becoming fresher and the problem with this _ are becoming fresher and the problem with this is _ are becoming fresher and the problem with this is around _ are becoming fresher and the problem with this is around antarctica, - are becoming fresher and the problem with this is around antarctica, this - with this is around antarctica, this is an— with this is around antarctica, this is an area — with this is around antarctica, this is an area where _ with this is around antarctica, this is an area where we _ with this is around antarctica, this is an area where we generate - with this is around antarctica, this is an area where we generate this| is an area where we generate this deep _ is an area where we generate this deep water— is an area where we generate this deep water so _ is an area where we generate this deep water so normally— is an area where we generate this deep water so normally what - is an area where we generate this deep water so normally what is i deep water so normally what is happening _ deep water so normally what is happening currently— deep water so normally what is happening currently is - deep water so normally what is happening currently is large . deep water so normally what is - happening currently is large amounts of very— happening currently is large amounts of very salty — happening currently is large amounts of very salty and _ happening currently is large amounts of very salty and dense _ happening currently is large amounts of very salty and dense cold - happening currently is large amounts of very salty and dense cold water. of very salty and dense cold water essentially— of very salty and dense cold water essentially plummets _ of very salty and dense cold water essentially plummets to - of very salty and dense cold water essentially plummets to the - of very salty and dense cold water i essentially plummets to the surface, from the _ essentially plummets to the surface, from the surface _ essentially plummets to the surface, from the surface down _ essentially plummets to the surface, from the surface down to _ essentially plummets to the surface, from the surface down to the - essentially plummets to the surface, from the surface down to the abyss, i from the surface down to the abyss, to the _ from the surface down to the abyss, to the bottom — from the surface down to the abyss, to the bottom of _ from the surface down to the abyss, to the bottom of the _ from the surface down to the abyss, to the bottom of the ocean - from the surface down to the abyss, to the bottom of the ocean and - from the surface down to the abyss, l to the bottom of the ocean and there it spreads _ to the bottom of the ocean and there it spreads across _ to the bottom of the ocean and there it spreads across the _ to the bottom of the ocean and there it spreads across the entire planet. . it spreads across the entire planet. this circulation, _ it spreads across the entire planet. this circulation, as _ it spreads across the entire planet. this circulation, as it _ it spreads across the entire planet. this circulation, as it sinks, - this circulation, as it sinks, drives— this circulation, as it sinks, drives effectively— this circulation, as it sinks, drives effectively this - this circulation, as it sinks, i drives effectively this conveyor belt, _ drives effectively this conveyor belt, and — drives effectively this conveyor belt, and the _ drives effectively this conveyor belt, and the important - drives effectively this conveyor belt, and the important thing i drives effectively this conveyori belt, and the important thing is that that — belt, and the important thing is that that can _ belt, and the important thing is that that can then _ belt, and the important thing is that that can then have - belt, and the important thing is that that can then have an - belt, and the important thing is l that that can then have an impact notiust_ that that can then have an impact notiust in— that that can then have an impact notiust in an _ that that can then have an impact not just in an article _ that that can then have an impact not just in an article that - that that can then have an impact not just in an article that was - that that can then have an impact not just in an article that was a i not just in an article that was a melting — not just in an article that was a melting is _ not just in an article that was a melting is occurring _ not just in an article that was a melting is occurring but- not just in an article that was a . melting is occurring but released evidently have _ melting is occurring but released evidently have an _ melting is occurring but released evidently have an impact - melting is occurring but released evidently have an impact around| melting is occurring but released i evidently have an impact around our oceans, _ evidently have an impact around our oceans, particularly— evidently have an impact around our oceans, particularly around - evidently have an impact around our oceans, particularly around the - oceans, particularly around the north_ oceans, particularly around the north atlantic. _ oceans, particularly around the north atlantic. 50 _ oceans, particularly around the north atlantic.— oceans, particularly around the north atlantic. h , north atlantic. so when he described that, “ust north atlantic. so when he described that. just in — north atlantic. so when he described that, just in terms _ north atlantic. so when he described that, just in terms of _ north atlantic. so when he described that, just in terms of how— north atlantic. so when he described that, just in terms of how quickly - that, just in terms of how quickly we are looking at this level of change is what i'm trying to say, what is your estimate, how quickly art wheat seeing these changes in