Question

Has Mars got any blue oceans or green land​

Answer 1

Есть ли на Марсе голубые океаны или зеленая земля.

Answer 2

As of my last knowledge update in September 2021, Mars does not have blue oceans or green land like Earth. Mars is often referred to as the "Red Planet" due to its reddish appearance, which is primarily due to the iron oxide (rust) on its surface.

Mars does have polar ice caps that contain water ice, and there is evidence of ancient river valleys and lakebeds, suggesting that liquid water might have existed on its surface in the distant past. However, any water on Mars today is mostly in the form of ice, and the planet's thin atmosphere and low atmospheric pressure make it extremely challenging for liquid water to exist on the surface.

Similarly, the surface of Mars does not have lush green vegetation like Earth. The Martian surface is characterized by deserts, rocky terrain, and canyons. The reddish color of the soil and rocks is due to the iron content and the oxidation process.

Keep in mind that there might have been new discoveries since my last update, so I recommend checking with more recent sources for the latest information on Mars.