你现在作为《自然》期刊的编辑请以学术写作的角度润色如下句子联合国可持续发展目标着手于建立一个到21世纪中叶达成碳中和的全球联盟并将其作为支撑人类可持续发展的关键。这给世界各国绿色低碳高质量发展提出新的要求以新能源为供给主体的新型电力系统应运而生。

The United Nations Sustainable Development Goals are committed to establishing a global alliance to achieve carbon neutrality by the mid-21st century, which is deemed key to supporting sustainable human development. This presents new requirements for green, low-carbon, and high-quality development in countries worldwide, giving rise to a new type of electricity system with renewable energy as the main source of supply.