Surf these sites: Can iron cool the world? (BBC News) -- Scientists have gone to the Antarctic to see whether iron can help to avert climate change. The theory that iron can affect marine productivity was first put forward in the 1920s. If it is right, it could have several significant consequences. Nanotechnology and the Next 50 Years. -- Nanotechnology is the only realistic solution to the enormous problems facing humanity today, says Prof. Rick Smalley. Those who are skeptical of "technological fixes" should still read this - nanotechnology will be like no other technology the world has known. Wake Up and Feed the Fish! -- A new theory on the cause of global warming: increased CO2, due to decreased phytoplankton, due to centuries of fishing. A serious proposal to reverse the trend by scattering food "scraps" in the ocean.
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