Dead Zones

Sometimes science sees something change – there is more of something, or less, or more importantly, there is a change in the rate of some phenomenon or in its pattern of variability. But sometimes science looks out there in the world and observes something that was probably there all along (though there may be changes in the past or future) but it just wasn’t noticed before. There is a new study that describes and documents such a phenomenon. The thing we are talking about is over 100 kilometers across, several meters thick, moves at about 4.5 km/h, exists just below the surface of the ocean…