Earth

- The physical state of the earth and its atmosphere. Geology, Meteorology, Oceanography...
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 Views: 462 Announcement: End of year contest, $75+$50 prize! Dec18-13 Meta Thread / Thread Starter Last Post Replies Views Pinned: Algae to the rescue ( 1 2 3 ... Last) It may be valuable to consider microalgae as a potential solution to a number of problems; not the least of which... Nov30-13 12:02 AM Ivan Seeking 538 96,439 Controversial claims must be supported by evidence that comes from a scientific, peer-reviewed journal or a similarly... Jan7-10 12:35 PM Greg Bernhardt 1 17,384 http://i1266.photobucket.com/albums/jj537/guysensei1/302041ac-3870-4b28-9e6f-462bf7223f8d_zpsbcc8ead3.jpg Not sure... T 07:01 AM Chrispen Evan 7 340 please delete this post the system did a double up Dave Dec18-13 05:59 AM davenn 1 223 Scientists discover huge freshwater reserves beneath the ocean... Dec13-13 04:37 AM phinds 5 1,444 I read of the Milankovitch Cycles which explains the collective effects of changes in the Earth's movements upon its... Dec12-13 07:49 PM klimatos 4 1,143 In southern Florida, and especially in the Florida Keys, there are some very shallow areas that make it very obvious... Dec12-13 12:03 AM Bobbywhy 9 1,667 I have been trying to find out of Boyle's Law and plate tectonics are in any way shape or form related. Are they? If... Dec9-13 08:48 AM Borek 5 1,119 I was wondering if anyone knew of any research done on if there could be a connection between earths magnetic field... Dec2-13 12:10 PM Baluncore 16 1,626 Why do we define the freezing point of pure water as 0°C when most pure water does not freeze at that temperature? ... Dec1-13 02:58 PM russ_watters 21 1,584 HI gang :) major quake occurring as I type this a Mw 7.8, Scotia Sea, between South America and Antarctica see... Nov30-13 10:09 PM Greg Bernhardt 1 1,452 http://news.nationalgeographic.com/news/2013/10/131010-volcano-eruption-lava-ash-sakurajima-kagoshima-japan-science/ ... Nov30-13 10:08 PM Greg Bernhardt 1 2,004 Origin and provenance of spherules and magnetic grains at the Younger Dryas boundary Yingzhe Wu, Mukul Sharma,... Nov30-13 10:07 PM Greg Bernhardt 1 2,389 I was fortunate to spend a few weeks recently with the director of Chasing Ice, Jeff Orlowski. ... Nov29-13 04:30 PM Astronuc 1 1,220 So my question which part of the Em spectrum(sun) is responsible for heating of the atmosphere ? Is it visible or... Nov29-13 09:49 AM mfb 17 2,591 My question is simple but may require a complicated answer. What region on earth is safest (note the word "safest")... Nov21-13 03:24 AM Chronos 22 10,105 What a monster! I've seen what even a weak storm can do to entire villages in the Philippines but this is off the... Nov20-13 01:27 PM nsaspook 17 2,074 A force of 0.08N stretches an elastic spring by 2cm. Find the elastic constant of the spring. Nov17-13 02:55 PM Evo 2 1,510 Which of the following has the greatest greenhouse effect, on a per-pound basis? CFC-11 Carbon Dioxide ... Nov13-13 01:24 PM dauto 2 1,307 Hello there I've been searching the internet for any information about the total carbon emissions for this year... Nov5-13 09:51 AM OmCheeto 5 1,801 Research indicates the Earth's magnetic field drives contra-rotating solid and liquid cores. Interaction between the... Nov2-13 03:39 PM billiards 6 2,867 Oceanographers are trying to get away from capturing snapshots of the state of the ocean that is the result of loading... Oct27-13 05:51 PM Integral 2 1,762 At any given moment do scientists have an idea of how much water is in the atmosphere? Can we compare it to how much... Oct22-13 04:30 AM keepit 4 2,313 Giant Volcano Below Sea Is Largest in the World Tamu Massif in the northwest Pacific challenges traditional views of... Oct12-13 06:56 AM davenn 1 2,359 Hello everyone, This isn't really my area of expertise, so I am looking for a bit of guidance. I wish to estimate... Oct4-13 01:04 AM 256bits 4 2,563 There's been a lot in the news recently about climate change, global warming, and whether or not it is primarily... Sep29-13 04:23 PM D H 1 2,555 hi all. anyone here know why some of the Earth's crust which by simple inspection appears to be oceanic crust has... Sep27-13 10:29 PM Simon Bridge 1 2,043 What would Earth be like with a 45 degree tilt? Sep27-13 09:38 PM AgentSmith 10 2,994 Fossil and rock identification ( 1 2 3 ... Last) A number of people have said they are interested in this topic. Please posts any pictures, information or questions... Sep27-13 07:41 PM Evo 63 12,092 The Usselo horizon is a well known dark sandy or peat layer extending from west to central Europe. It's from Allerod... Sep23-13 07:56 AM NileQueen 7 4,633 What would Earth be like if the atmosphere was twice as thick at 2 bar? How would it affect the daily and seasonal... Sep19-13 08:13 AM Evo 3 2,258 Though this topic mentions climate change, I don't think it really is about it that, strongly anyway. I've just joined... Sep16-13 03:39 AM mfb 1 1,896 Earth scientists of PF, why did you choose this field? When did you realize you wanted to study the earth? It seems... Sep7-13 06:53 PM Flipmode22 9 3,553 the northern part of the Atlantic ocean near Bermuda is prone for more tropical cyclones . many ships and jets are... Sep6-13 09:33 AM D H 1 2,312 NZ Earthquakes ( 1 2) hi Gang :) interesting set of earthquakes in the central NZ region in Cook Strait, between the 2 main islands ... Sep5-13 10:59 PM davenn 30 4,337 Pre-publish article: ... Sep3-13 09:47 PM Evo 1 2,087 Billions of years ago, something must have triggered rifts and the seperation of the first landmasses into the first... Sep3-13 08:22 PM SteamKing 1 2,065 Hi there, I'm trying to find a calculation to work out the speed of erosion and required rotation of water to... Sep3-13 06:10 PM mfb 3 1,793 I feel curious about Earth having one supercontinent in a global ocean; it seems a little lobsided. Could it be... Sep1-13 04:20 PM D H 2 2,751 Is it possible to calculate the distance from the sun to a star like this? (what I mean is can the angles from the... Sep1-13 06:51 AM z.js 2 1,986 I have heard some people mention it may have came from the theoretical Oort Cloud or comets, ect... I'm wondering... Aug22-13 03:53 PM DHF 39 20,641 Does the sun contribute to global warming? Aug22-13 02:01 PM Greg Bernhardt 1 2,036

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