Soil.
"earth" is correct and usable in written English. You can use it as a noun to refer to the planet we live on, or as a verb to describe things such as covering up a plant with soil. Example Sentence: The astronauts brought back samples of soil they collected from the earth.
It also let pass without challenge a frankly insane franchise that cut out the third largest Scottish city on earth (London), and handed it to (splendid, but quite possibly over-optimistic) schoolchildren.
I'm going to the most spectacular lake on earth on Mount Kailash with a mystic master, Sadhguru, and will visit his foundation's Green Hands initiative in Coimbatore, which is all about planting trees".
Turkmenistan is among the most corrupt and repressive countries on earth, according to watchdogs.
"I feel I need to come back down to earth.
The original buildings, constructed from dung and straw, tended to collapse whenever hit by one of the country's frequent earth tremors.
Google's latest doodle celebrates the birthday of Danish seismologist Inge Lehmann, who discovered the existence of an inner core in the Earth.
What on earth would happen in the Commons were the people to say no?
Being a terminologist, I care about word choice. Ludwig simply helps me pick the best words for any translation. Five stars!
Maria Pia Montoro
Terminologist and Q/A Analyst @ Translation Centre for the Bodies of the European Union