May 18, 2010
Fossil fuels such as oil, natural gas, and coal are used around the world as primary sources of energy. Because they are being used up much faster than they can be renewed, they are known as nonrenewable sources.
Nonrenewable energy sources represent about 90% of the energy used today. These sources are being depleted. […]
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May 18, 2010
With today’s economy, commodity ETFs (exchange traded funds) are the investment to watch. Energy ETFs are among the most popular of the commodities. Energy exchange traded funds include crude oil, coal, natural gas, and even gasoline. Alternative energy ETFs are now making their way into our hearts. These include solar energy, wind energy, and nuclear […]
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