The Energy ETFs To Watch This Year

An ETF explosion has taken over the financial market as exchange-traded funds enjoy the lion's share of investment dollars globally--even as investors continue flocking to passive funds and shunning actively managed mutual funds. The sheer growth numbers have industry punters licking their chops.  From just a handful of offerings a couple of decades ago, we're now bombarded with a cornucopia of everything ETF: nearly 150 providers in the United States now offer more than 2,000 ETFs to investors backed by an impressive $5 trillion in assets…