This is the 998th most frequent Japanese word.
規制
Regulation or restriction.
Here, '規制' is used to represent official rules or restrictions that dictate traffic-specific activity.
政府は新たな交通規制を導入しました。
The government introduced new traffic regulations.
Here, '規制' is generalized to mean control or moderation to avoid disorder.
規制がないと、無秩序になりそうです。
Without regulations, it seems chaos would ensue.
In this sentence, '規制' refers to limitations or constraints placed regarding environmental protection measures.