It does not cover the whole earth but only an area of 48 by 24 .
This magical dust covered the earth, and from it all life was born.
The rock will then grow itself until it covers the entire earth.
"Let the actors talk loud, their voices must cover the earth."
The assembled people covered the earth for thirty leagues round.
It not only covers the earth but also smothers everything in its path.
At night it looks like the stars from the sky cover the earth.
The time was 2037 hours Zulu, and a deep, almost biblical darkness still covered the earth.
"The rains had better not cover the earth for a while," Matred said.
These forests covered the earth about 300 million years ago.