July 2012, Vol. 239 No. 7
Features
Oil and Gas Measurement Still Dominate the Energy Markets
The world’s energy picture is a complex mixture of factors. For years, oil has been the dominant source of energy in many countries. But in the past ten years, it has become clear that the world’s supply of oil is not unlimited, and that over time alternative sources of energy must be found. At the same time, it has become widely accepted that carbon emissions and greenhouse gases are damaging the earth’s environment, and that something must be done to protect the environment. Petroleum products and coal are the two main sources of carbon emissions and greenhouses gases. In this context, renewable sources of energy such as wind, solar energy, and geothermal
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