What are his observations? We can’t answer this without knowing his observations if those are the conclusions. Please provide the rest of the information and I can answer.
Answer:
Urban heat
Explanation:
Urban heat is a terminology generally used to describe the higher temperature with in the cities as compared to the surrounding woods.
Jessica moved to industrial area which has large industries that continuously release heat and pollution in the environment. Due to this the environment in and around the industrial area is much warmer as compared to the outskirts of the cities (with mountains).
Also the cities have offices & residential apartments, traffic and automobiles that continuously release heat and pollution thereby further enhancing the temperature of cities.
The correct answer is soul fertility. Soil fertility refers to the ability of soil to sustain agricultural plant growth, i.e. to provide plant habitat and result in sustained and consistent yields of high quality.[1] A fertile soil has the following properties:[2]
The ability to supply essential plant nutrients and water in adequate amounts and proportions for plant growth and reproduction; and
The absence of toxic substances which may inhibit plant growth.