媒介生态环境即大众传播机构生存和发展的环境，由资源环境、技术环境和竞争环境构成，创始人是麦克卢汉。
当前电视新闻评论正处于一个新的媒介生态环境中。
At present, the television news review is situating in the media ecological environment.
因此，研究媒介生态环境与新闻自律的关系就具有一定的理论价值与实践意义。
So study media ecological environment and relation that news contain by oneself have certain theory value and practise the meaning.
媒介生态环境包括：社会环境、制度环境、文化环境、市场环境、技术环境五个方面。
Nowadays, the media ecological environment includes five sides, which are social environment, institution environment, cultural environment, marketing environment and technical environment.
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