This is the 353rd most frequent Chinese word.
生态
"Ecology" or "ecosystem."
In this sentence, '生态' (shēngtài) is used in the phrase '生态环境' (ecological environment), referring to the natural ecosystems and their relationship with living organisms.
生态环境对人类的生存发展非常重要。
The ecological environment is very important for human survival and development.
Here, '生态' is part of the term '生态系统' (ecosystem), which characterizes the interconnected systems within urban settings involving biological and environmental interactions.
城市的生态系统需要更多的绿色空间来维持平衡。
Urban ecosystems need more green spaces to maintain balance.
In this example, '生态' is used in '生态' (ecology) to emphasize the biological and environmental attributes of forests and the need for conservation.