Generate a sentence that answers this question: "To positively affect the environment".

Answer: planting trees has a positive impact on an ecosystem

Generate a sentence that answers this question: "To naturally increase the amount of organic matter in soil add".

Answer: decomposition increases amount of organic matter in soil

Generate a sentence that answers this question: "What to humans do that causes animals to lose their habitats?".

Answer:
humans moving into an environment usually causes native species to lose their habitats