Gargantuan should be correct
Answer:
What?
Explanation:
Going to need more information than that to answer your question :(
In the world’s rainforest, nearly 1 hectare is destroyed per second. This adds up to nearly 31 million hectares per year; the size bigger than Poland. As a result, the environment is being damaged: 137 species of wildlife are becoming extinct per year. Humans are benefiting from this destruction by making a profit off logging and making cheap products.
Without water, the plant will die.
A comma is necessary between the two clauses to connect the sentences.
Hope this helps :)