Why is important to maintain healthy ecosystems.

    Healthy ecosystems purify our water, clean our air, maintain the soil, regulate the climate, recycle nutrients, and provide us with food. They provide raw materials and resources that can be made into medicines and other things. Biodiversity is the key indicator of the health of an ecosystem.

the water is warmed up by the sun and then it evaporates into the atmosphere. the sunlight warms the water by its heat. water is then cooled down and condensation takes place. the water then finally returns back to the earth by the process of precipitation in the form of rain or ice.

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