Ключевые слова: alternative, bioenergy, biofuel, biomass, carbon, clean, conservation, conversion, development, earth, eco, ecological, ecology, efficiency, electricity, energy, environmental, facility, footprint, friendly, fuel, generation, green, innovation, landscape, material, natural, nature, organic, plant, pollution, power, processing, production, renewable, resource, solution, source, sustainability, sustainable, technology, utilization, waste, wood,