분리

Not occurring naturally; created, caused, or influenced by human activity or intervention.

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

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

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

A natural event such as a flood, earthquake, or hurricane that causes great damage or loss of life.

Energy from a source that is not depleted when used, such as wind or solar power.

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

The presence in or introduction into the environment of a substance which has harmful or poisonous effects.

The envelope of gases surrounding the earth or another planet. It is essential for describing air pollution and environmental issues in IELTS.

Being friendly to the environment; practices that do not harm the ecological balance.