Earth is the only planet in our galaxy known to have water. This miraculous molecular compound that flows through Earth's atmosphere, biosphere, and lithosphere or lies frozen in the cryosphere is the source of all life on the planet.
Earth is the only planet in our galaxy known to have water. This miraculous molecular compound that flows through Earth's atmosphere, biosphere, and lithosphere or lies frozen in the cryosphere is the source of all life on the planet.