What percentage of the planet is covered by the marine environment?
The percentage of the planet covered by the marine environment is unknown.
The marine environment is seven tenths of the planet.
The marine environment covers seven tenths of the planet.
Qual é a percentagem de nosso planeta coberta por oceanos?
Qual é a porcentagem do planeta coberta de oceanos?
O mar cobre sete décimos do planeta.
A atmosfera marinho cobre sete décimos do planeta.