Answer:
B. All of these are drivers
Explanation:
The populations of lot of amphibians, with rare exceptions, are constantly on the decline around the world. The main reason behind this is the human activity, as it has caused lot of changes, pollution, and dangers for the amphibian populations, which has led lot of amphibians to be on the verge of extinction.
The pollution, especially of the waters, has been a major factor for the decline of the amphibian population. Lot of very toxic chemicals have made the water unsuitable for living and poisonous, which systematically killed off the amphibian populations.
The habitat loss, as with any other group of animals, has left the amphibians without places to live. They have been left without their shelters, food sources, mating grounds, and they have started to die out.
The invasive species, especially the predatory ones, have also had big negative impact. The amphibians didn't had any defense mechanism against the introduced predators, so they were easy prey and their numbers rapidly went down.
With a lack of resources, businesses are not able to keep up with production, causing a drop in products. with the drop in products will cause many businesses to lose money, and employees would have to be let go. aid farmers were to not be able to produce or sale their crops, they would not be able to make any profit, and the crops would not be used and would eventually rot. without the crops could bring a lack food in the cities. an example of a lack of resources is in the great depression with the dust bowl that caused the soil to be taken away from farms, and dust storms ravaged the plains.
Superposition is the geologic principle which explains why the bottom stratum in a section of rock is the oldest. The word literally means placing one thing on top of another where the lower strata are the older.
Answer:
They grow
Explanation:
they grow from air, water, energy and sun
The answer is C “volcanic activity was more common in the past than it is today
