β‘οΈ Fossil fuels such as coal, oil, and gas are the main sources of energy for transportation, electricity, and cooking.
π Millions of years ago, marine organisms like algae and microscopic animals and plants died and settled on the ocean floor, eventually turning into a substance called keratin.
π₯β½ Under heat and pressure, keratin transforms into oil or gas, which are non-renewable resources.
π‘ Oil and gas formation takes millions of years and involves hydrogen and carbon atoms.
π The Earth's constant pressure and movement squeezes oil and gas through rocks, creating reservoirs.
π Geologists use survey techniques like seismic and gravitational surveys to find oil and gas deposits.
π Mapping seismic surveys create 3D views of Earth's interior for finding conventional oil and gas deposits.
π New technologies like four-dimensional projections and graphic renderings improve exploration methods.
π Unconventional oil and gas extraction is important due to limited energy resources.
The history of English (combined)
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