uk electricity

Question 1

Coal

Answer 1

fallen to 1.7% from most significant source in 1997

Question 2

Wind

Answer 2

• 2.7% in 2010 to 24% IN 2022
• uk is best location in Europe for wind and is significantly cheaper than gas
• 175 turbine London array wind farm was largest offshore wind farm in 2013

Question 3

Gas

Answer 3

• largest source of electricity at 37.8% in 2022
• 32 gas fired power plants in UK
• seen as cheaper and more sustainable alternative to coal
• can respond quickly to changes in demand
• 50% gas from UK
• same amount of energy as coal, but half amount of CO2 when burnt

Question 4

Nuclear

Answer 4

• 14% electricity
• declined as old plants shut down
• Hinckley will be the site of two new reactors

Question 5

Solar

Answer 5

4.2% 2022, increase from 0.001% in 2010

Question 6

Interconnectors and energy imports

Answer 6

by 2030, 90% of electricity imported from mainland Europe will be from 0 carbon sources
allows increased reliability if wind is down energy can be taken from Europe