Wood is a renewable, abundant bio-energy and environment friendly resource.
Solar energy is clean, inexhaustible and environment-friendly potential resource among renewable energy options.
In recent years, fiber has widely attracted attention as a multipurpose, renewable, and environment-friendly natural resource.
The production of biogas through biomass fermentation, regarded as an environment-friendly, clean, and renewable resource, has been gaining more attention in many developed and developing countries [ 1, 2].
Additionally, there are high expectations regarding environment-friendly exploitation of the natural resources, both for production and processing, as well as a fair return to the population having ceded their knowhow.
Crystalline silicon (c-Si) solar cell represents a cost effective, environment-friendly, and proven renewable energy resource.
Its use is environment-friendly and considerate with regard to resources.
Considering the energy configuration and environmental suitability assessment, the outdoor local climate and thermal comfort conditions in a regional area should be effectively evaluated and analyzed to satisfy the resource-saving and environment-friendly demands.
Hence, there are persistent efforts to replace present-day fuel resources with more economic, environment-friendly, and advanced alternative fuels [1].
A sustainable energy system may be regarded as a cost-efficient, reliable, and environment-friendly energy system that effectively utilizes local resources and networks.
