이산화탄소

The quality of being able to continue over a long period of time, especially without depleting natural resources.

Able to be maintained at a certain rate or level, especially without depleting natural resources or damaging the environment.

A long-term change in the average weather patterns that have come to define Earth's local, regional, and global climates.

To create or foster an atmosphere, environment, or physical space. It can refer to building a physical park or creating a certain social mood.

To separate or divide things that were together or combined.

To keep safe from harm, injury, or loss; to guard or defend.

The process of converting waste materials into new materials and objects; recycling.

A biological community of interacting organisms and their physical environment.

To last or continue for a certain period of time without stopping or changing significantly.

Food required for survival, especially in the context of supply, security, or resources for a population.