Brief sector updates on solar and nanotech; Poseidon raises $610k

• In case you missed it, here was a recent good overview of the current state of the solar market.

• Nanotech investments doubled over the last year, according to Small Times, with a major portion of investments going to later-stage companies (does this mean that exits are being delayed?).

• Noticed that Poseidon Resources, a water tech project developer, recently raised $610k, according to a brief mention in this article. For more information on Poseidon, check out this article, or their website.