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  2. Non-renewable resource - Wikipedia

    en.wikipedia.org/wiki/Non-renewable_resource

    A non-renewable resource (also called a finite resource) is a natural resource that cannot be readily replaced by natural means at a pace quick enough to keep up with consumption. [1] An example is carbon-based fossil fuels. The original organic matter, with the aid of heat and pressure, becomes a fuel such as oil or gas.

  3. What Are Alternative Energy Sources? - WebMD

    www.webmd.com/a-to-z-guides/what-are-alternative...

    Solar energy is one of the most popular alternative energy sources. Solar Energy Pros: Solar energy is low-emission, meaning there is a low carbon footprint, making solar energy less damaging to ...

  4. Energy development - Wikipedia

    en.wikipedia.org/wiki/Energy_development

    Energy development. Energy development is the field of activities focused on obtaining sources of energy from natural resources. These activities include the production of renewable, nuclear, and fossil fuel derived sources of energy, and for the recovery and reuse of energy that would otherwise be wasted.

  5. Renewable resource - Wikipedia

    en.wikipedia.org/wiki/Renewable_resource

    A renewable resource (also known as a flow resource[note 1][1]) is a natural resource which will replenish to replace the portion depleted by usage and consumption, either through natural reproduction or other recurring processes in a finite amount of time in a human time scale. When the recovery rate of resources is unlikely to ever exceed a ...

  6. Renewable energy - Wikipedia

    en.wikipedia.org/wiki/Renewable_energy

    Renewable energy (or green energy) is energy from renewable natural resources that are replenished on a human timescale. The most widely used renewable energy types are solar energy, wind power, and hydropower. Bioenergy and geothermal power are also significant in some countries. Some also consider nuclear power a renewable power source ...

  7. Solar energy - Wikipedia

    en.wikipedia.org/wiki/Solar_energy

    The development of affordable, inexhaustible, and clean solar energy technologies will have huge longer-term benefits. It will increase countries' energy security through reliance on an indigenous, inexhaustible, and mostly import-independent resource, enhance sustainability, reduce pollution, lower the costs of mitigating climate change, and ...

  8. Solar Energy Perspectives - Wikipedia

    en.wikipedia.org/wiki/Solar_Energy_Perspectives

    The development of affordable, inexhaustible and clean solar energy technologies will have huge longer-term benefits. It will increase countries’ energy security through reliance on an indigenous, inexhaustible and mostly import-independent resource, enhance sustainability, reduce pollution, lower the costs of mitigating climate change, and ...

  9. Energy in the United States - Wikipedia

    en.wikipedia.org/wiki/Energy_in_the_United_States

    Energy in the United States is obtained from a diverse portfolio of sources, although the majority came from fossil fuels in 2021, as 36% of the nation's energy originated from petroleum, 32% from natural gas, and 11% from coal. Electricity from nuclear power supplied 8% and renewable energy supplied 12%, which includes biomass, wind, hydro ...