What is Fracking – Definition of Fracking
Copyright © 2012 EarthDay2012.com. All rights reserved.
Fracking — also known as hydraulic fracturing or hydrofracing — is a method of extracting natural gas for energy. Although fracking has grown in popularity in recent years, it’s been banned in some areas, including the entire country of France.
How Does Fracking Work?
First, a hole is drilled into reservoir shale rock formations. Next, a mixture of water and chemicals is injected at a very high pressure, and this causes gas to flow out for collection.
What Risks Are Associated with Fracking?
Unfortunately, there are several environmental and health concerns associated with fracking.
- The process causes water pollution and can make it unsafe to drink. This is because there are several chemicals used in fracturing, and they can make there way to nearby ground water supplies. In fact, methane, heavy metals, and other dangerous substances have been detected in the water near fracking sites. People living near these areas have been known to experience increased levels of headaches, nosebleeds, and other health problems.
- Fracking might increase cancer rates. Indeed, the process relies on using many known carcinogens — notably benzene, lead and methanol — so there is the side effect of radioactive contamination to both the air and water.
- Since there are so many dangerous chemicals used in fracking, it can cause many serious health risks in addition to cancer. This includes damage to the nervous system, kidneys, and cardiovascular system.
- Additionally, injecting water and chemicals into shale rock has caused several documented earthquakes. Although these earthquakes were minor, they will always be a potential hazard wherever fracking takes place.
- Fracking also harms the environment by depleting local water supplies. It uses millions of gallons that could be used for drinking or other productive purposes.
- There have been reports of natural gas seeping into water sources near fracking sites. Some people have even reported that their tap water has become flammable, which is an obvious safety and health concern.
- Finally, the process contributes to global climate change by releasing carbon and other greenhouse gases into the atmosphere. Fracking releases less of these gases than other fossil fuels – but that doesn’t mean it’s environmentally friendly.
Copyright © 2012 EarthDay2012.com. All rights reserved.
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