The United States Natural Gas Fund ( UNG ) is by far the most popular ETF offering exposure to this fossil fuel. But the fund has come under heavy fire in recent years, as its failure to accurately track NG over the long term has been a point of contention for many. Since inception, the downward pressures on NG have made UNG one of the worst performing ETFs of all time, as the product was forced to endure multiple reverse splits just to stay open. At its worst, UNG was sitting down 98% since inception, though it has recovered slightly in recent months [for more natural gas news and analysis subscribe to our free newsletter ]. See the full story here → Related Posts: Commodities That Have Thrived Under President Obama Citi’s Energy Outlook For 2013 Get Ready To Buy Natural Gas 3 Commodity ETFs Flying Under Your Radar: CORN, GASZ, UBG Vote For Obama Or Romney With These Commodities