All Flashcards
What are the effects of oil spills?
Harm to water supplies and death of wildlife.
What is the environmental impact of burning fossil fuels?
Air pollution and greenhouse gas emissions.
What is the impact of coal mining?
Habitat destruction.
How are fossil fuels formed?
Dead organic matter + heat + pressure over millions of years.
What are the stages of coal formation?
Peat, Lignite, Bituminous, Anthracite.
How is crude oil extracted?
Drilling and refining, often in large facilities.
How does cogeneration work?
Captures waste heat from electricity generation for other uses.
What is Biomass?
Plant and animal waste used for energy.
What is Crude Oil?
Oil found on top of ancient sea beds, composed of long hydrocarbon chains.
What are Tar Sands?
A source of crude oil, made of clay, sand, water, and bitumen.
What is Peat?
Partially decomposed plant matter found in wetlands.
What is Lignite?
Compressed peat.
What is Bituminous coal?
Compressed lignite.
What is Anthracite coal?
High heat content coal, most energy-efficient.
What is Cogeneration?
Simultaneous generation of electricity and heat from a single power plant.
What is Natural Gas?
Fossil fuel made mostly of methane (CH4).
What is Biodiesel?
Fuel made from vegetable oils and animal fats.