What are the purposes for which humans use energy?
manufacturing goods
heating our homes
cooking
to create their own energy
recreation and wor
kout purposes
transportation (cars, buses, trains, airplanes)
generating electricity (for lighting, appliances, electronic devices)
agriculture and farming (irrigation, fertilizer production, harvesting machinery)
healthcare (hospitals, medical equipment, pharmaceutical production)
communications (internet, mobile phones, television, radio)
entertainment (movies, concerts, sports events)
defense and security (military operations, surveillance, emergency services)
space exploration and research.