太阳能是一种环保的可再生能源。

Solar energy is a ___renewable energy source that is environmentally friendly.

可再生能源技术的发展对可持续增长至关重要。

The development of ___renewable energy technologies is crucial for sustainable growth.

政府正在增加对可再生资源的投资以减少碳排放。

Governments are investing more in ___renewable resources to reduce carbon emissions.