The U.S. markets soared today. News of positive earnings at embattled banking giant CITI Group (NYSE:C) indicated that there’s a spark of life remaining in the U.S. banking industry.

Going green may be fashionable among some investors right now, but Lou Baseness of Investment U points out you need to be a cautious investor when shopping for stocks in the green sector.

Here he distinguishes the pros, the cons and how you could profit on the “largest speculative bubble” he has ever seen.

Mother Nature has its own beating in store for already battered solar energy stocks. As if the plunging price of oil wasn’t enough to bring solar stocks to their knees, the new report by the United Nations shows how China’s toxic pollution may hinder the development of the country’s burgeoning solar industry.

When oil hit $147 a barrel this summer, hedge funds were feeling the heat as big media and big government pointed to the speculators as the real culprit in the price run-ups. The only people who weren’t complaining about oil hedge-fund traders, it seemed, were investors who held shares in clean-energy companies. But times have changed…

We all know about the challenges Barack Obama faces as President elect. But David Fessler says he also has an incredible opportunity to “turn the recession ship around.” David selects seven companies in the infrastructure and clean energy sectors that will profit most from an Obama ‘New Deal’.

The stock market is due a bounce after the election, regardless of who wins. But after that, the voter’s choice will have a big impact on industry winners and losers. Rick Pendergraft says biotech and alternative energy stocks should get a lift under Obama, while defense and oil will benefit from a McCain victory.

Despite my insistent, if illogical, argument against the idea, I am assured by those in the business that, yes, wind turbines do sometimes stop moving. And when they do, batteries to store and release back excess energy from earlier, more blustery, hours is a necessity, which is where NGK Insulators comes in.