Coal is the most abundant fossil fuel and is primarily used for electricity generation due to its low cost and high energy density.

Fossil fuels emit various pollutants into the air, including carbon dioxide, nitrogen oxides, and sulfur oxides, which contribute to air pollution and climate change.

The Paris Agreement is an international agreement that aims to limit global warming by reducing greenhouse gas emissions, including those from fossil fuels.

Drilling is the process of boring a hole into the earth's crust to extract oil and gas from underground reservoirs.

Oil is the primary fossil fuel used for transportation, as it is refined into gasoline, diesel, and other fuels used in vehicles.

Gasification is the process of converting coal into a gas by heating it in the presence of oxygen or steam.

China is the largest producer of coal in the world, accounting for over half of the global production.

Liquefaction is the process of converting natural gas into a liquid by cooling it to very low temperatures.

Natural gas is the primary fossil fuel used for heating homes and buildings due to its efficiency, cleanliness, and relatively low cost.

Mining is the process of extracting oil from tar sands by removing the overburden and excavating the tar sands.

Saudi Arabia is the largest producer of oil in the world, accounting for over 10% of the global production.

Liquefaction is the process of converting coal into a liquid by heating it in the presence of hydrogen.

Oil is the primary fossil fuel used for producing plastics and other petrochemicals due to its complex hydrocarbon structure.

Drilling is the process of boring a hole into the earth's crust to extract natural gas from underground reservoirs.

The United States is the largest producer of natural gas in the world, accounting for over 20% of the global production.