ELECTRICITY

WORLD.
https://en.wikipedia.org/wiki/List_of_countries_by_electricity_production
ELCTRICTY MEANNG
http://sakshieducation.com/Tclass/StoryT.aspx?nid=93223&cid=8&sid=652&chid=1187&tid=0
WATT MEANS
https://www.youtube.com/watch?v=1__KjuGNzxc

COAL
https://en.wikipedia.org/wiki/Coal_by_country
OIL
https://en.wikipedia.org/wiki/Oil_reserves
GAS
https://en.wikipedia.org/wiki/List_of_countries_by_natural_gas_proven_reserves
NUCLEAR
https://www.worldenergy.org/data/resources/resource/nuclear/
https://en.wikipedia.org/wiki/Nuclear_power_by_country