Question

what kind of energy conversion sustain water cycle in nature

Answer 1

 the water cycle, energy is supplied by the sun, which drives evaporation whether it is from the ocean surfaces or from treetops and leaves. The sun, with the help of wind, also supplies the energy, which drives the weather systems, which moves the water vapors, in the form of clouds, from one place to another, or else it would only rain over oceans.