-
1. The UNSF is a group of people who work together to improve the world's environment.
联合国环境规划署是一个致力于改善世界环境的团体。
-
2. UNSF is responsible for monitoring and protecting the environment in the United Nations system.
联合国环境规划署负责监测和保护联合国系统内的环境和资源。
-
3. UNSF has been working on various projects to reduce carbon emissions and promote sustainable development.
联合国环境规划署一直在进行各种项目，以减少碳排放并促进可持续发展。