How can Physical Factors affect Energy Supply?

-Global Distribution of Oil and Natural Gas Uneven - meaning some Countries have Less Energy to Exploit and Use -Fossil Fuels will Run Out - South Africa may have a Plant run Out -Location of where the Fuel can actually lead to Extracting being Less Economically Viable - not worth it -Climate and Geography can Affect what Re-new able Energy is most Successful - Hungary ain't using Tidal Energy -Natural Disasters can affect the Infrastructure needed to Extract Energy, so Natural Disasters can Halt Energy Supply.