Natural gas case study

Question 1

Information about natural gas

Answer 1

• Produces least emissions out of all fossil fuels
• It was formed from layers of decomposing plant and animal matter over millions of years

Question 2

Where is natural gas found?

Answer 2

• Found in large cracks and spaces between layers of rock
• Found in the tiny pores within sedimentary rock
• Russia, Iran and Qatar have the largest gas reserves
• Shale gas is stored in the small pores in sedimentary rock can can be accessed through fracking

Question 3

Pros and cons of natural gas

Answer 3

• Pros: Easily tansported via pipelines, risk of accidents lower than coal and oil, least emissions out of all fossil fuels, lower cost than other fossil fuels
• Cons: fracking contaminates groundwater supplies and increases risk of tectonic hazards, produces methane and CO2, storing gas is expensive