An interesting investment perspective on climate change:

Noting there’s arguments and counterarguments on both sides of the global warming debate, Altucher declares: “Nobody really knows” whether the globe is heating or cooling or how much is manmade and how much is just the Earth’s natural cycle.

For investors, Atucher says the message is clear: Avoid solar stocks, since solar power is “never efficient” without massive government subsidies.

Watch the whole video.