User:Mardig94/sandbox
From Wikipedia, the free encyclopedia
{refimprove|date=November 2011}}
Petroleum is one of the main sources of energy in the World. Petroleum and its by-products are used to fuel various forms of transportation, industry and domestic electricity use. Petroleum is also used to manufacture plastics which provides products essential for daily life. Over the years there has been increased concerns over the environmental effects of the petroleum industry . The environmental impact of petroleum are mainly negative. This is due to the toxicity of petroleum which contributes to air pollution, acid rain , and various illnesses in humans . Petroleum's extraction fuels climate change , due to the increased emissions greenhouse gas emissions in its extraction , refinement , transport and consumption phase.