Ключевые слова: alternative energy, carbon neutral, clean energy, clean energy source, climate change, conservation, earth, ecofriendly, ecological balance, ecology, energy, energy transition, environment, environmental concept, environmental protection, fuel cell, future, glass sphere, globe, glowing sphere, green energy, green technology, h2 molecule, hydrogen energy, hydrogen fuel, hydrogen symbol, innovation, natural green background, net zero, power, renewable energy, renewable resource, renewable resources, soil, solution, sustainability, sustainable future, sustainable living, sustainable world, technology, world, zero carbon, zero emission,