Hydraulic fracking

Question 1

how does it work?

Answer 1

• drill and inject fluid into the ground at high pressure to fracture shale rock to release natural gas inside creating fissures
• up to 600 chemicals used including carcinogens and toxins

Question 2

positives of hydraulic fracking

Answer 2

• jobs
• energy security
• low cost for governments
• less dependency on other unstable countries e.g. Middle East

Question 3

negatives of hydraulic fracking

Answer 3

• methane gas and toxic chemicals leach out from system and contaminate nearby ground water which could be used as drinking water
• causes of sensory, respritary and neurological damage
• global warming
• small earthquakes