Earth Science Weekly Newsletter - Wednesday, March 30, 2016

Earth Science newsletter

Top new questions this week: Great Pacific Garbage Patch Equilibrium Points I was watching the science channel yesterday and the program mentioned the Great Pacific Garbage rim. I was struck by the illustration (and pretty much every subsequent animation/picture I've seen now ... ocean oceanography models ocean-currents   asked by user153582 14 votes answered by Ilmari Karonen 16 votes How are thermals really released? Sailplane, paraglider or hang-glider pilots are used to say 'thermal is released by trigger'. The zones with contrasting albedos (land/water, plowed field/forest) or locations where terrain profile ... meteorology mesoscale-meteorology   asked by voroninp 7 votes answered by kamran 0 votes Why silicon is abundant in earth surface? What is the reason for having silicon in so large quantity on earth surface? geology geochemistry earth-history   asked by ga1406 5 votes answered by Michael 6 votes The difference of vertical advection and convection process for chemistry species In atmospheric, the change of mixing ration $C_i$ of a chemical species $i$ is determined by: $\frac{\partial C_i }{\partial t} = -\bigtriangledown (VC_i)+\frac{\partial }{\partial ... meteorology atmosphere atmospheric-chemistry air-quality   asked by Han Zhengzu 4 votes answered by daniel.neumann 4 votes Career Prospects Am considering Masters in Environmental science /management, what should I look out for? Is it a good career path and an in demand profession now and nearest future? geography environmental-protection   asked by Olumide Ogundele 4 votes Does the geographic North Pole move? The magnetic North (or South) Pole moves due to activities in the inner of Earth. And earthquakes can tilt the Earth's orientation a tiny bit. But can and does the axis' orientation relative to the ... earth-rotation poles   asked by LocalFluff 4 votes answered by kwinkunks 8 votes How long does earth take to recover from mass extinctions? What is "normal"? Wikipedia states the following about the P-Tr extinction event: "Because so much biodiversity was lost, the recovery of life on Earth took significantly longer than after any other extinction ... paleoclimatology paleontology mass-extinction   asked by user5426 4 votes Greatest hits from previous weeks: Which theory is stronger, that iron came from outside or was formed within earth? Where is the current body of science learning towards, that iron came from meteor or it was somehow formed on earth? geology geochemistry core meteorite iron   asked by public static 9 votes answered by mistermarko 16 votes Are clouds a gas, liquid, and/or solid? Are clouds a solid, liquid, or gas? I have been looking online and they are often described ambiguously as a "mass". For instance, from NASA: A cloud is a mass of water drops or ice crystals ... clouds gas   asked by neuronet 8 votes answered by casey 12 votes Can you answer these? Global warming cycles Everyone is saying we are in a global warming, an unnatural one at that because of CO2. Has there ever been a 'global warming' in Earth's history? I know that global cooling is cyclical and 'looks' ... atmosphere climate-change   asked by stormy 4 votes Difference between convergent precipitation and cyclone precipitation? What exactly is the difference between convergent precipitation and cyclone precipitation, their generation and characteristics? meteorology climate precipitation   asked by Sophie 3 votes

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