samboct -> RE: Microbes ate BP oil deep-water plume: study (8/25/2010 7:47:14 AM)
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Really? YouTube video? Thats real scientific Samboct... Again, your standards are very flexible. You know- I tend to believe people until proven otherwise. Now you've got two unconnected individuals claiming continuing surface oil issues in the gulf- certainly enough to make me think that something is probably going on. How many claims is it going to take before you admit that perhaps not all is well? And observation is required before constructing a hypothesis. So while these reports may not be scientifically rigorous data points, they're certainly sufficient to do further investigation. You can't do science with your eyes shut- or your mind. Have you considered this conundrum? You don't appear to.... Since the federal agencies such as NOAA have done such a sterling job from the get go on this oil spill, accepting uncritically BPs estimate of 5,000 barrels per day initially, I tend to now look a bit more critically at what they're coming up with now. So unless somebody from one of these agencies wants to address how this oil is showing up on the beach, I'm going to assume that they don't know. DS- A massive, historically large food source was dropped in their laps and all they had to do was evolve into something able to handle the higher oxygen rates. umm, this sounds backwards to me. If you're going to cut up the compounds that make up oil- odds are you're going to be doing some redox (reduction/oxidation) reactions. This means that you're going to break some of the bonds in the molecules that make up the oil- it's really a bit of a soup. Let's say that you've got a carbon-carbon double bond which the microbe attacks (single carbon bonds are less reactive). Well, you're going to need something to put at the end of those two carbons- typically an oxygen to make either an alcohol, an aldehyde, or a carboxylic acid depending on the level of oxidation you can carry out. But all of these reactions require oxygen to drive them and to incorporate. So the question becomes, if the bugs are chewing up the oil- why aren't the oxygen levels in the water dropping? And why aren't the CO2 levels rising? Something doesn't add up... Of course, if the oil really hasn't been changed much, and the bugs haven't started reproducing like bunny rabbits, well, then you'd expect the oxygen levels and the CO2 levels to pretty much remain where they've always been..... Sam
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