How to write that the earth’s ecological environment has turned on a “red light”

Write slogans and initiatives.

Slogans refer to: propaganda and agitation slogans with concise writing and clear meaning. Slogans are slogans written in short words that have a propaganda effect. An initiative refers to a written article drawn up by an organization or society that makes suggestions to the society about something or proposes that members of society collectively do something together. As a common style in daily practical writing, it is widely used in real society.