AP® Environmental Science

Introduction Efficient energy generation is an important priority for many countries that seek to reduce their dependence on nonrenewable energy sources. Although fossil fuels provide

Introduction Geothermal energy is the thermal energy present inside Earth, which can be harnessed to produce electricity and meet other heating needs. Unlike fossil fuels,

Introduction Hydroelectric power plays a vital role in meeting global energy demands while minimizing fossil fuel use. It harnesses the natural movement of water to

Introduction Solar energy stands out as one of the most promising forms of renewable energy today. It directly harnesses the sun’s power and produces little

Introduction Biomass energy has gained considerable attention as nations look toward more sustainable energy sources. Because it taps into organic materials such as crop residues,

Introduction Nuclear power is an important energy source in today’s world. It relies on using the heat released by splitting atomic nuclei, primarily Uranium-235, to

Introduction Fossil fuels are central to modern civilization, providing a significant portion of the global energy supply. They power factories, fuel transportation networks, and heat

Introduction Natural energy resources power everything from household appliances to entire cities. They include materials such as coal, ores, crude oil, and natural gas, each

Introduction Fuels power vehicles, heat homes, and illuminate cities. They also play a vital role in the global economy. It is critical to understand different