I'm guessing you mean how can grass die.
Lack of water or nutrients is the main reason that grass dies.
If taken care of grass will not die. Grass is fairly resilient and needs a lot of abuse or harsh chemicals for it to die.
the grass will die
Arthur Grass died in 1994.
Philippe Grass died in 1876.
it will die
Alex Grass died on 2009-08-27.
Grass Green died on 2002-08-05.
John Grass died on 1918-05-10.
no. but why cant you
If grass is covered up by anything, it will die because it needs sunlight to make food.
African people would die without the grass
Rabbits can die after eating grass sprayed by fertilizer and weed companies. They normally won't be attracted to grass that has been treated, however.