Which of the following ARE examples of on-site generated renewable energy?

The answer highlights biofuel-based electrical systems as an example of on-site generated renewable energy, which is accurate. Biofuels are derived from organic materials, and when these systems are implemented on-site, they utilize local biomass resources to generate electricity. This process not only reduces reliance on fossil fuels but also has a lower environmental impact, contributing to sustainability goals.

Geothermal heating, while a renewable form of energy, primarily provides heating rather than electricity generation and may not be classified similarly to a dedicated electrical system. Hydropower typically derived from municipal sources usually involves large-scale energy generation that does not necessarily qualify as on-site if the facility is not situated within the property boundaries or if integrated into a broader grid system. Coal energy recovery, on the other hand, is associated with fossil fuels rather than renewables, as coal is a non-renewable energy source and its recovery process does not reflect the principles of sustainability related to renewable energy.

Thus, the biofuel-based electrical system stands out as a suitable example of on-site generated renewable energy, aligning with the broader goals of LEED certification to enhance energy efficiency and promote sustainable energy solutions.