Answer:
Explanation: its asking youngest to oldest, use the law of super position, layer c would be the oldest and layer B would be the youngest,
definition of the law of super position- Law of superposition, a major principle of stratigraphy stating that within a sequence of layers of sedimentary rock, the oldest layer is at the base and that the layers are progressively younger with ascending order in the sequence. ... It is one of the great general principles of geology.
Answer:
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Cutting trees helps cause soil movement.
Answer:
1. Most common causes---- Mercury, nitrogen and phosphorus, pesticides, dissolved metals (excluding mercury) and PCBs (industrial pollutant)
2. Least common causes---- pH changes
, sedimentation and hypoxia.
Explanation:
The most common heavy metals that causes pollution are chromium (Cr), cadmium (Cd), lead (Pb), nickel (Ni), arsenic (As), mercury (Hg), zinc (Zn) and copper (Cu). Nitrogen and phosphorus application pollutes the water due to its leaching nature. The use of pesticides is very common in agriculture that cause more pollution. Pollutant comes from the industries cause water pollution and is responsible for a number of diseases.
Most of the world's deforestation occurs in Latin America. This can be a major concern for not only the North Americans but people as a whole. This can lead to the rise of greenhouse gases and thereby increase the global warming. I hope the answer comes to your help.
