Apart from water, you need oxygen in the air to sustain life on earth. With these two indispensable features, both mankind,animals and botanical reserves sustain life on this planet.
There is a water cycle because it is necessary to sustain life on Earth.
We won't be here!
The three features of Earth that allow it to sustain life are its atmosphere, which provides oxygen and regulates temperature; its liquid water, which is essential for biochemical processes; and its magnetic field, which helps protect the planet from solar radiation.
Earth has many things which are necessary to sustain life. Water is essential for life, as well as an atmosphere with abundant oxygen and it is the perfect distance from the sun to provide us with enough heat and energy to survive.
Stars are suns and cannot sustain life. Earth is well, earth, and it CAN sustain life.
we can sustain life on earth if we keep on recycling and pick up rubbish.
The sun heats the earth with radiation. This heat is necessary for earth to sustain life. Also, uneven heating of the earth's surface causes wind.
While Earth can no doubt sustain life in the case of humans and every animal alive to date, it is still a question as to whether earth can sustain life or not.
star is a huge mass of gas, where as earth is a planet
No planet except the planet Earth is known to sustain life till date.
Earth is the only planet in our solar system that can sustain human life.
Earth can sustain life. The Moon can not.