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markhgn : sea   5

Deep-Sea Mining and the Race to the Bottom of the Ocean
He points to electric cars: the batteries for a single vehicle require 187 pounds of copper, 123 pounds of nickel, and 15 pounds each of manganese and cobalt. On a planet with 1 billion cars, the conversion to electric vehicles would require several times more metal than all existing land-based supplies—and harvesting that metal from existing sources already takes a human toll.
nature  research  environment  ocean  science  mining  deep  sea  resource  extraction 
6 weeks ago by markhgn
"... is an autonomous drifting underwater scientific platform of 2600 tons displacement built of Sealium, a recyclable aluminium designed for marine environments."
sea  exploration  platform  ship  science  oceanography 
march 2014 by markhgn
Video Views of a Violent Clash Over Whaling
"Sea Shepherd has released video from a distant vantage point that clearly shows the Japanese ship veering to starboard to close with the smaller protest craft."
sea  shepherd  whaling  collision  japanese 
january 2010 by markhgn
David Gallo shows underwater astonishments
"... shows jaw-dropping footage of amazing sea creatures, including a color-shifting cuttlefish..."
presentation  talk  biology  ted  david  sea  underwater  ocean  gallo 
february 2009 by markhgn
The plants on the undercliff walk between Rottingdean and Brighton marina
"I have lived most of life by the sea and have wanted to know more about the plants of the seashore for a very long time..."
identification  plants  cliff  sea  walking  shore 
december 2008 by markhgn

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