Me what event can have positive effect on the environment ? flood landslide mudslide wildfires

Wildfires is your best choice.

While wildfires can destroy property and kill humans as well as animals, they are a positive effect, because they return nutrients into the ground, and leave behind ashes which are nutrition-rich, needed for new plants to grow.

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plato users

given bodies of water

pacific / arctic / indian / southern

[ a ] the caribbean sea

[ b ] the northern ocean

[ c ] the atlantic ocean

[ d ] the barents sea

with this being the given answers