Answer:
1.a long, steep slope, especially one at the edge of a plateau or separating areas of land at different heights.
2.3,032miles
3.At more than 42 million acres, the Pantanal is the largest tropical wetland and one of the most pristine in the world. It sprawls across three South American countries—Bolivia, Brazil and Paraguay—and supports millions of people there, as well as communities in the lower Rio de la Plata Basin.
hope this helps you :D
More, more. Because the ocean is more deep and thick and its more colder than shallow warm water
