To address these concerns, legislation was proposed to create national preserve lands that would confer protection while allowing regulated sport hunting.

He also smoked heavily, believing wrongly that an earlier bout of tuberculosis would confer protection.

Susceptibility to disease varies between individuals and immunological mechanisms have been proposed to confer protection or susceptibility to the disease.

However, the filamentous members of some communities have vital roles in the populations continued existence, since the filamentous phenotype can confer protection against lethal environments.

They do not confer protection or need to be replaced every year.