===About Non-renewable Energy Resources===
There are 4 main non-renewable energy resources that humans use:
**[[Coal#Power|Coal]] - Enough for another 150 years before it runs out.**[[Crude Oil#Power|Oil]] - Enough for 50 years until it runs out.**[[Natural Gas#Power|Natural Gas]] - Enough for 200 years.**[[Nuclear Fuel#Power|Nuclear Fuel]] - Enough [[Uranium]] for 230 years.