The phrase "protected environment" means creating a safe and secure space where someone or something is shielded or guarded from harm or danger. Full definition
We care about protecting the environment for our children and properly recycle used oil, chemicals and used parts. (borcherding.com)
As an engineer he is interested in solving the problem of protecting the environment while providing visitors a stellar encounter with the outdoors. (haskayne.ucalgary.ca)
It saves the expenses of the user while protecting the environment from any side effects at the same time. (bestsampleresume.com)