C. deltas are a result of deposition. it looks like a triangle at the mouth of a river
Farmers in the Amazon River Basin have blamed mining and D. the removal of native plants for the cause of reduction in soil fertility. When the rain forest was cleared of vegetation it took all the nutrients from the soil with it.Feb 28, 2015
<span>Converting a sphere to a flat surface results in distortion. This is the most profound single fact about map projections</span>
Answer:
active margins :- g. mid-ocean ridge, a. formation of igneous rock, b. submarine lava eruptions,
passive margins:- d. gentle continental slope, f. few or no earthquakes, h. continental rise, k. broad continental shelf, l. can be adjacent to thick continental crust, j. formation of sedimentary rock
both:- e. accretionary prism, c. trench etc.
Explanation:
- An active margin is found at the leading edges of the continents where it collided with the oceanic plate. It is commonly the site of tectonic activity. Earthquakes volcanoes and the mountain building and the formation of new igneous rocks.
- While the passive margins include the continental rise abyssal plains and few or nor earthquake. formation of sedimentary rocks. Broad shelves and thick crust.
Pollution, oil spills, and harmful chemicals, might infect rivers which will affect the people in the future because they will need the rivers for water, and fish. But all the harmful things that might get into the rivers will kill all the fish and make the water unusable. hope this helps