YOU SAID:
how many swards are in the earth?
INTO JAPANESE
地球にはいくつの草地がありますか?
BACK INTO ENGLISH
How many grasslands are there on earth?
INTO JAPANESE
地球上にはいくつの草原がありますか?
BACK INTO ENGLISH
How many grasslands are there on earth?
That didn't even make that much sense in English.