
Energy sources are broadly categorized as either renewable or non-renewable. Renewable sources are naturally replenished over a relatively short period, while non-renewable sources are finite and deplete with use. Solar, wind, hydro,... Read more »

Non-renewable energy resources originate from geological processes that take millions of years to complete. Fossil fuels, such as coal, oil, and natural gas, are derived from the remains of ancient plants and... Read more »